Brian Orakpo's first GEICO commercial had him playing a supporting role as the caveman dressed up as a cheerleader. His second GEICO commercial has him playing a larger role, and therefore, the commercial is more amusing.
Here's video of Orakpo and the caveman playing Scrabble, featuring Orakpo using his own name as a synonym of sack and much more. As Dan Steinberg points out, though, perhaps the whole sack thing is problematic.