According to Seibertron.com, Hasbro let them know the following:
Sorry for the late notice, but we just learned tonight that Tyrese Gibson, star of Transformers: Revenge of the Fallen, will be making an appearance in Hasbro’s booth (#3213) on Thursday morning at Comic-Con around 9:00 AM to sign 100 autographs. The first 25 fans in line will receive a Tyrese autographed Transformers RPM Bumblebee vehicle.
