Here are the possible solutions for jimmy is replacing him clue
Answer
Clue
Relevancy
jay
Clue
Jimmy is replacing him on "The Tonight Show" tomorrow
Jimmy is replacing him
Definition
a corvine bird, also JAYBIRD
leno
Clue
Fallon's replacing him
O'Brien is replacing him
Fallon is replacing him as host in 2014
Definition
a thin, muslin-like fabric
neko
Clue
Rocker Case who tweeted "If a dude called me a 'cougar' I'd be more likely to kill him bare-handed and shit him out in front of his parents than fuck him"