Personnel tracks 1, 2, 3 and 12
Gene Krupa - drums
Al DeRisi, Ernie Royal, Doc Severinsen, Al Stewart - trumpet
Eddie Bert, Billy Byers, Jimmy Cleveland, Kai Winding - trombone
Sam Marowitz, Phil Woods - alto saxophone
Hank Jones - piano
Barry Galbraith - guitar
Jimmy Gannon - bass
Gerry Mulligan - arranger and conductor

Personnel tracks 4 through 11
Gene Krupa - drums
Al DeRisi, Marky Markowitz, Ernie Royal, Doc Severinsen - trumpet
Jimmy Cleveland, Willie Dennis, Urbie Green, Kai Winding - trombone
Unknown - tuba
Sam Marowitz, Phil Woods - alto saxophone
Frank Socolow, Eddie Wasserman - tenor saxophone
Danny Bank - baritone saxophone
Hank Jones - piano
Barry Galbraith - guitar
Jimmy Gannon - bass
Gerry Mulligan - arranger and conductor

Tracks:
1. Bird House (Mulligan)
2. Margie (Conrad/Robinson/Davis)
3. Mulligan Stew (Krupa/Mulligan)
4. Begin The Beguine (Porter)
5. Sugar (Pinkard/Alexander/Mitchell)
6. The Way Of All Flesh (Mulligan)
7. Disc Jockey Jump (Krupa/Mulligan)
8. Birds Of A Feather (Mulligan)
9. Sometimes I'm Happy (Youmans/Caesar/Grey)
10. How High The Moon (Lewis/Hamilton)
11. If You Were The Only Girl In The World (Ayer/Grey)
12. Yardbird Suite (Parker)