Conversation so far:
What did Jimmy Fallon do upon Jimmy Fallon's return?
Fallon proved himself different from other late-night hosts, with more of a reliance on music, dancing, impersonations, and games.
Are there any other interesting aspects about this article?
his incarnation of Late Night "evolved into the most deeply musical of TV's musical-comedy variety programs".
Why was he arrested?
CANNOTANSWER.
Was it successful?
Coincidentally, it was during the Tonight Show debacle that Fallon's show found its footing.

Question: was there any scandal?
Self-contained rewrite: Was there any scandal surrounding Jimmy Fallon's show?