AMG: Johnny Mercer
   Includes biography, collaborators, and discography.
   http://www.allmusic.com/cg/amg.dll?p=amg&sql=Bvx6ibk09hakn

IMDb: Johnny Mercer
   The artist's filmography.
   http://us.imdb.com/name/nm0006197/

Johnny Mercer Educational Archives
   Includes biography, photographs, FAQ, films and shows, sheet music covers, lyrics, discography, and MIDI files.
   http://www.johnnymercer.com/

The Johnny Mercer Foundation
   Non-profit organization devoted to preserving and celebrating the Great American Songbook in the tradition of Johnny Mercer. Includes biography, song list, audio, events, and projects. [Flash required]
   http://johnnymercerfoundation.com

Todd Peach's Johnny Mercer Page
   Collection of song lyrics.
   http://www.thepeaches.com/music/composers/mercer/