Seven Classic ALBUMS PLUS BONUS SINGLES (2019)

Cliff Richard

29. I Don't Know Why (I Just Do)

CD × 4

Digipak

Sing Famous Hits of Famous Qua (2019)

Ames Brothers the

17. I Don't Know Why (I Just Do)

CD

England's Own Elvis (2019)

Cliff Richard

16. I Don't Know Why (I Just Do)

LP × 2

High quality edition

The Wayne King Collection 1930-41 (2019)

Wayne King & His Orchestra

3. Put a Little Salt on the Bluebird's Tail (Before It Flies Aw

CD × 4

Cliff Sings/me and My Shadows (2018)

Cliff Richard

13. I Don't Know Why (I Just Do)

LP × 2

Sealed with a Kiss and All the Great Hits 1960-196 (2014)

Brian Hyland

1. Itsy Bitsy Teenie Weenie Yellow Polka Dot Bikini

CD

Let There Be Love (2001)

John Pizzarelli

10. I Don't Know Why (I Just Do)

CD

El Paso City / Adios Amigo (2013)

Marty Robbins

16. I Don't Know Why (I Just Do)

CD

Doris and Frank (2018)

Day, Doris / Frank Sinatra

9. I Don't Know Why (I Just Do) - Frank Sinatra

CD

Beautiful Blond / Let Me Be (2003)

Brian Hyland

1. Itsybitsyteenyweenieyellowpolkadotbikini

CD

Embraceable You (2013)

Nat King Cole

17. I Don't Know Why (I Just Do)

CD

We Will Make Love Under A... (2014)

Hamilton Russ

9. I Don't Know Why, I Just Do

CD

Rocking Years 1959-60 1 (2018)

Cliff Richard

12. Driftin' (Instrumental Featuring the Drifters)

CD × 2

Cliff / Cliff Sings (2001)

Cliff Richard

21. I'll String Along with You (20 Million Sweethearts

CD

Ballads (2018)

Stan Getz

11. I Don't Know Why I Just Do

CD × 4

Essential Early Recordings (2012)

Cliff Richard

18. I Don't Know Why (I Just Do)

CD × 2

Moon's Rock (1994)

Moon Mullican

11. I'm Waiting for Ships That Never Come in

CD

Long Play Collection (2017)

Cliff Richard

29. I Don't Know Why (I Just Do)

CD × 3

The Very Best Of (2015)

Brian Hyland

2. Itsy Bitsy Teenie Weenie Yellow Polka Dot Bikini

CD × 2

The Essential - Best Of (2008)

Dean Martin

5. I Don't Know Why (I Just Do)

CD × 2

More from America's Best Selling Pianist 1959-1962 (2015)

Roger Williams

25. I Don't Know Why (I Just Do)

CD × 2

Let Me Sing and Im Happy (2013)

Benton Brook

5. I Didn't Know What Time It Was

CD × 2

Very Best of (2016)

Brook Benton

3. Baby (You've Got What It Takes) (With Dinah Washington)

CD × 2