Cause he can't do stand-up.
It was 2 tired...
Mandarin Service Guaranteed.
With its punchline
A two liner.
Cause he was Lookin' for loooove in alllll the wrong places.
Cause they're at 90 degrees.
Stephen Talking.
Because he has his own shoulder to cry on. Edit: all credit goes to /u/Earleebird who posted it in a comment in /r/oldschoolcool