Arnold Schwarzenegger caught grabbing ex wife's butt on camera

The actor, who was attending daughter Christina's graduation at Georgetown with Shriver, can be seen cupping his wife's behind in the video footage, TMZ.com reported.

The ‘Terminator' star has always been obsessed with Shriver's butt since he met her in the ‘70s and he recently told a story on "60 Minutes" about how he told Shriver's mother her daughter has a "great ass".u00a0

Arnold Schwarzenegger and Maria Shriver