Misty

From Muppet Wiki

Written by
Music by	Erroll Garner
Lyrics by
Date	1954
Source
Publisher	Octave Music Publishing Corp.

Liberace plays "Misty" as part of his concert for the birds in the closing number of episode 309 of The Muppet Show.

"Misty" was originally written as a jazz instrumental and lyrics were added later by Johnny Burke.