Justin Bieber Films CSI Cameo
Then posts a pic of himself as a 'bad man' on Twitter...
Bieber tweeted: "BIG DAY today...excited. doing something new...I'm ACTING!!! CSI BABY!! Im a BAD MAN!! loll"
He later posted this comment with the picture of himself in character: "CSI premieres on Thursday, Sept 23rd on CBS...and I told you I was a BAD MAN!!"
The Somebody To Love singer, who was said to be having acting lessons to prepare for the role added: "amazing day...excited for you guys to get to watch it...and yes i did prank the EP of the show...somebody got locked in the closet. ;)