Because Frazier has left the building.
It is a tribute to David and Lynn Angell who died two weeks before this episode (Parts 1 and II of "Don Juan in Hell") was first aired. They were murdered as passengers of Flight 11 on September 11 2001.
"Dissolved Girl" by Massive Attack
Closing Credits of Young Adult by Role Kent. Not on the soundtrack, but on youtube
Edward and Alex Van Halen
Época by Gotan Project
To be young (is to be sad, is to be high) - Ryan Adams - Heartbreaker (2000)
Music is by Chris P. Bacon and Blue Man Group. I am not sure which one is at the closing credits.
Wonderwall
gemma hayes waiting for you
Come, thou Redeemer of the earth
From MotorWeek'88 in 1987-88 to MotorWeek'93 in 1992-93, some MotorWeek episodes ended with still images during the closing credits.
I could be wrong, but I believe the song from the credits is "Are you Satisfied" from Reignwolf.
She Can't Tell You by Maggie Cheung
"Dissolved Girl" by Massive Attack
"Tessie" by the Dropkick Murphys
Noel Gourdin- By the river
Closing Credits of Young Adult by Role Kent. Not on the soundtrack, but on youtube
The song that is first played in the closing credits for the film is "I'm a Man" by the group Black Strobe.