Do you remember the Rembrandts? The band recorded the theme to the 1994 comedy series when They Might Be Giants and R.E.M. turned it down. "I'll Be There for You" was co-written by Friends producers David Crane and Marta Kauffman, Kauffman's husband, composer Michael Skloff, and the band. The original theme is under one minute long -- just long enough to introduce the six friends frolicking in that fountain.