Justin Bieber has fan excited for his double role as host and performer of the upcoming episode of "Saturday Night Live."

Bieber has been on the show before in April 2010 and on Monday shared that he was preparing for his big night.

"SNL rehearsals tomorrow and @LateNightJimmy . gotta rest up. Maybe," tweeted Justin Bieber from his Twitter.

Other musician that have also joined in double duty most recently is Bruno Mars, followed by Justin Timberlake, Taylor Swift, Britney Spears, Garth Brooks, Mick Jagger and Jennifer Lopez.

The singer known as perfectionist has fans that can hardly wait to see his performance. Just as he mentioned on Twitter he is also appearing on "Late Night With Jimmy Fallon" tonight.

Don't miss Bieber pulling double duty on SNL this weekend on February 9.