Summer (Vivaldi's Four Seasons)

Notte e giorno faticar (Diabelli Variations, Op. 120: Var. 22)

Wolfgang Amadeus Mozart (1787) → Ludwig van Beethoven (Peter Serkin) (1823)

ヘンデルの主題による変奏曲とフーガ

George Frideric Handel (1733) → Johannes Brahms (1861)

ディアベッリ変奏曲

Anton Diabelli (1819) → Ludwig van Beethoven (1823)

第30変奏 クォドリベット（大衆俗謡の再定義）

German Folk Tradition (1700) → Johann Sebastian Bach (1741)

Goldberg Variations, BWV 988

Johann Sebastian Bach (1741) → Glenn Gould (1955)

Just Like Tom Thumb's Blues

Bob Dylan (1965) → Linda Ronstadt (1998)

I'll Be Your Baby Tonight

Bob Dylan (1967) → Linda Ronstadt (1969)

Daddy, You Been on My Mind

Bob Dylan (1964) → Joan Baez (1965)

Baby, You've Been on My Mind

Bob Dylan (1964) → Linda Ronstadt (1969)

Solitaire

Neil Sedaka (1972) → Carpenters (1975)

Jambalaya (On the Bayou)

Hank Williams (1952) → Carpenters (1973)

Sing

The Cast of Sesame Street (1971) → Carpenters (1973)

Tennessee Waltz

Pee Wee King & His Golden West Cowboys (1948) → Patti Page (1950)

洒落男

Frank Crumit (1928) → 二村定一 (1928)

花はどこへ行った

Pete Seeger (1960) → Peter, Paul and Mary (1962)

This Masquerade

Leon Russell (1972) → Carpenters (1973)

Please Mr. Postman

The Marvelettes (1961) → Carpenters (1974)

A Song for You

Leon Russell (1970) → Carpenters (1972)

Summer (Vivaldi's Four Seasons)

Antonio Vivaldi (1725) → The Great Kat (1990)

This Night

Ludwig van Beethoven (1799) → Billy Joel (1983)

Rain and Tears

Johann Pachelbel (1680) → Aphrodite's Child (1968)

悲しい酒

北見沢惇 (1960) → 美空ひばり (1966)

Ticket to Ride

The Beatles (1965) → Carpenters (1969)

(They Long to Be) Close to You

Richard Chamberlain (1963) → Carpenters (1970)

Superstar

Delaney & Bonnie (1969) → Carpenters (1971)

Io che non vivo (senza te)

Pino Donaggio (1965) → Dusty Springfield (1966)

The Windmills of Your Mind

Noel Harrison (1968) → Dusty Springfield (1969)

Rock and Roll Music

Chuck Berry (1957) → The Beatles (1964)

Back in the U.S.A.

Chuck Berry (1959) → Linda Ronstadt (1978)

Somewhere Out There

Phillip Glasser & Betsy Cathcart (1986) → Linda Ronstadt & James Ingram (1986)

Silver Threads and Golden Needles

Wanda Jackson (1956) → Linda Ronstadt (1973)

Love Me Tender

Elvis Presley (1956) → Linda Ronstadt (1978)

I Never Will Marry

The Carter Family (1933) → Linda Ronstadt (1977)

A Change Is Gonna Come

サム・クック (1964) → オーティス・レディング (1965)

The Coo Coo Bird

クラレンス・アシュレイ (1929) → ビッグ・ブラザー＆ザ・ホールディング・カンパニー (1966)

Symphony No. 9 in D minor, Op. 125

ルートヴィヒ・ヴァン・ベートーヴェン (1824) → 新交響楽団（現NHK交響楽団）/ 日本の市民合唱団 (1947)

Lady Jane

ジーン・リッチー (1963) → ザ・ローリング・ストーンズ (1966)

A Case of You

ジーン・リッチー (1952) → ジョニ・ミッチェル (1971)

オールド・ディキシー・ダウン

ザ・バンド (1969) → ジョーン・バエズ (1971)

戦争の親玉

ボブ・ディラン (1963) → エディ・ヴェダー & マイク・マクレディ (1993)

Cold Sweat

James Brown (1967) → James Brown (1967)

Papa's Got a Brand New Bag

James Brown (1965) → James Brown (1965)

Work Song

Nat Adderley (1960) → Nat Adderley (1960)

Please, Please, Please

James Brown & The Famous Flames (1956) → James Brown & The Famous Flames (1956)

オクラホマ・ミキサー

Gid Tanner & His Skillet Lickers (1926) → 日本フォークダンス連盟 / コロムビア・フォーク・オーケストラ (1961)

ジョン・ヘンリーのバラッド

Fiddlin' John Carson (1924) → Johnny Cash (1962)

セントルイス・ブルース

W. C. Handy (1914) → Bessie Smith feat. Louis Armstrong (1925)

蛍の光

Robert Burns (1788) → 稲垣千頴 / 文部省音楽取調掛 (1881)

アフター・ザ・ボール（舞踏会のあとで）

Charles K. Harris (1891) → Norma Terris (Show Boat Original Cast) (1927)

Million Roses

Aija Kukule & Līga Kreicberga (1981) → 加藤登紀子 (1987)

I'll Overcome Some Day

Charles Albert Tindley (1901) → ジョーン・バエズ (1963)

Blowin' in the Wind

Bob Dylan (1963) → ジョーン・バエズ (1963)

Los Laureles

José López (Traditional Ranchera) (1957) → Linda Ronstadt (1987)

Los Laureles

Miguel Aceves Mejía / Mariachi Vargas de Tecalitlán (1957) → Miguel Aceves Mejía / Mariachi Vargas de Tecalitlán (1957)

Passion Flower

The Fraternity Brothers (1957) → ザ・ピーナッツ (1959)

Diana

Paul Anka (1957) → 平尾昌晃 (1958)

丸の内音頭

藤本二三吉 / 三島一声 (1932) → 小唄勝太郎 / 三島一声 (1933)

What's New

Bing Crosby (1939) → Linda Ronstadt (1983)

Will You Love Me Tomorrow

The Shirelles (1960) → Carole King (1971)

(You Make Me Feel Like) A Natural Woman

Aretha Franklin (1967) → Carole King (1971)

Ain't That a Shame

Fats Domino (1955) → Cheap Trick (1978)

Original Jelly Roll Blues

Jelly Roll Morton (1915) → Jelly Roll Morton (1915)

Bamboula (Danse des Nègres), Op. 2

Louis Moreau Gottschalk (1848) → Louis Moreau Gottschalk (1848)

Long Tall Sally

Little Richard (1956) → The Beatles (1964)

Heart Like a Wheel

McKendree Spring (1972) → Linda Ronstadt (1974)

Stand by Me

Charles Albert Tindley (1905) → Ben E. King (1961)

The House of the Rising Sun

Clarence Ashley & Gwen Foster (1933) → ジョーン・バエズ (1960)

港町十三番地 (Minato-machi 13-ban-chi)

美空ひばり (Misora Hibari) (1957) → 美空ひばり (Misora Hibari) (1957)

東京ブギウギ (Tokyo Boogie Woogie)

笠置シヅ子 (Shizuko Kasagi) (1947) → 美空ひばり (Misora Hibari) (1948)

Boogie Woogie Bugle Boy

The Andrews Sisters (1941) → The Andrews Sisters (1941)

La Charreada

Traditional Mexican Huapango (1987) → Linda Ronstadt (1987)

I Saw Her Standing There

The Beatles (1963) → The Beatles (1963)

Twist and Shout

The Isley Brothers (1962) → The Beatles (1963)

I'm Your Hoochie Coochie Man

Muddy Waters (1954) → Muddy Waters (1954)

酒は涙か溜息か

藤山一郎 (1931) → 藤山一郎 (1931)

東京行進曲

佐藤千夜子 (1929) → 佐藤千夜子 (1929)

My Blue Heaven

Gene Austin (1927) → Fats Domino (1956)

カチューシャの唄

松井須磨子 (1914) → 松井須磨子 (1914)

I Will Always Love You

Dolly Parton (1974) → Linda Ronstadt (1975)

Rollin' Stone

Muddy Waters (1950) → The Rolling Stones (1962)

Different Drum

The Greenbriar Boys (1966) → The Stone Poneys featuring Linda Ronstadt (1967)

Mr. Tambourine Man

Bob Dylan (1965) → The Byrds (1965)

Eight Days a Week

The Beatles (1964) → The Beatles (1964)

Mr. Tambourine Man

Bob Dylan (1965) → Bob Dylan (1965)

Hungarian Csárdás & Dances (Traditional Roma Melodies)

Eduard Reményi (Violin) (1853) → Eduard Reményi (Violin) (1853)

Symphony No. 4 in E Minor, Op. 98: III. Allegro giocoso

Johannes Brahms (1885) → Rick Wakeman / Yes (1971)

Choo Choo Ch' Boogie

Louis Jordan and His Tympany Five (1946) → Asleep at the Wheel (1975)

Roll 'Em Pete

Big Joe Turner & Pete Johnson (1938) → Big Joe Turner (1954)

Pinetop's Boogie Woogie

Pinetop Smith (1928) → Pinetop Smith (1928)

Jumpin' at the Woodside

Count Basie and His Orchestra (1938) → Benny Goodman and His Orchestra (1939)

Take My Hand, Precious Lord

Thomas A. Dorsey (1932) → Mahalia Jackson (1956)

It's Tight Like That

Georgia Tom & Tampa Red (1928) → Clara Smith (1929)

Stand by Me (When the Storms of Life Are Raging)

Charles Albert Tindley (1905) → Andrew Remillard (2020)

Ooo Baby Baby

The Miracles (1965) → Linda Ronstadt (1978)

Shima Uta

THE BOOM / Kazufumi Miyazawa (1992) → Alfredo Casero (2001)

Holde Schöne, hör' diese Töne

Franz von Suppé (1879) → 田谷力三 / 浅草オペラ (1919)

Hab' ich nur Deine Liebe

Franz von Suppé (1879) → 田谷力三 / 小林愛雄 (1919)

Take It Easy

Eagles (1972) → Eagles (1972)

Hickory Wind

The Byrds (1968) → The Byrds (1968)

Folsom Prison Blues

Johnny Cash (1955) → Johnny Cash (1955)

Blue Suede Shoes

Carl Perkins (1956) → Carl Perkins (1956)

That'll Be the Day

The Crickets (1957) → Linda Ronstadt (1976)

Tutti Frutti

Little Richard (1955) → Elvis Presley (1956)

Crazy

Patsy Cline (1961) → Patsy Cline (1961)

I Walk the Line

Johnny Cash (1956) → Johnny Cash (1956)

My Grandfather's Clock

Henry Clay Work (1876) → 平井堅 (2002)

You Send Me

Sam Cooke (1957) → Aretha Franklin (1968)

I Got a Woman

Ray Charles (1954) → Elvis Presley (1956)

Living on Easy Street

Big Bill Broonzy (1938) → Ray Charles (1954)

Caldonia

Louis Jordan & His Tympany Five (1945) → Bill Haley & His Comets (1959)

It Must Be Jesus

The Southern Tones (1954) → Ray Charles (1954)

Christ Is All (The World to Me)

The Soul Stirrers (1951) → Ray Charles (1954)

Hound Dog

Big Mama Thornton (1952) → Elvis Presley (1956)

Maybellene

Chuck Berry (1955) → Johnny Rivers (1964)

Shake, Rattle and Roll

Big Joe Turner (1954) → Bill Haley & His Comets (1954)

Ida Red

Bob Wills & His Texas Playboys (1938) → Chuck Berry (1955)

Sweet Home Chicago

Robert Johnson (1936) → The Blues Brothers (1980)

Cross Road Blues

Robert Johnson (1936) → Cream (1968)

High Water Everywhere

Charley Patton (1929) → Charley Patton (1929)

Pony Blues

Charley Patton (1929) → Howlin' Wolf (1952)

Crazy Blues

Mamie Smith & Her Jazz Hounds (1920) → Tuba Skinny (2014)

Livery Stable Blues

Original Dixieland Jass Band (1917) → Original Dixieland Jass Band (1917)

Maple Leaf Rag

Scott Joplin (1899) → Scott Joplin (1899)

Good God Almighty (Field Holler)

Lightning Washington & Prisoners (1933) → C.B. Cook & Prisoners at Parchman Farm (1947)

Duga — Cordes Anciennes

Sidiki Diabaté & Djelimady Sissoko (1970) → Toumani Diabaté & Ballaké Sissoko (1999)

Lovesick Blues

Hank Williams (1949) → Linda Ronstadt (1970)

Match Box Blues

Blind Lemon Jefferson (1927) → Carl Perkins (1957)

Wildwood Flower

The Carter Family (1928) → Johnny Cash (1965)

Jim Jackson's Kansas City Blues

Jim Jackson (1927) → Janis Joplin (1963)

Blue Yodel No. 1 (T for Texas)

Jimmie Rodgers (1927) → Johnny Cash & Merle Haggard (1970)

I Can't Help It (If I'm Still in Love with You)

Hank Williams (1951) → Linda Ronstadt (1974)

上を向いて歩こう (Sukiyaki)

坂本 九 (1961) → A Taste of Honey (1981)

Dedicated to the One I Love

The Shirelles (1959) → The Mamas & the Papas (1967)

What'd I Say

Ray Charles (1959) → Etta James (1966)

That's All Right

Arthur Crudup (1946) → Elvis Presley (1954)

Blue Moon of Kentucky

Bill Monroe (1946) → Elvis Presley (1954)

How Do I Make You

Billy Thermal (1979) → Linda Ronstadt (1980)

It's So Easy!

The Crickets (1958) → Linda Ronstadt (1977)

When Will I Be Loved

The Everly Brothers (1960) → Linda Ronstadt (1975)

Heat Wave

Martha and the Vandellas (1963) → Linda Ronstadt (1975)

Blue Bayou

Roy Orbison (1963) → Linda Ronstadt (1977)

Desperado

Eagles (1973) → Linda Ronstadt (1973)

You're No Good

Betty Everett (1963) → Linda Ronstadt (1974)