performed her hits "Till The World Ends" and "Hold It Against Me," a comedy skit, and a "Jackass" stunt on Jimmy Kimmel Live
, Tuesday, March 29.
Although the "Poo Cocktail Supreme" Jackass stunt was ostensibly filmed previously for the "Jackass 3D" movie and later cut, Spears was seen with Johnny Knoxville
and Chris Pontius
filming the sketch in Los Angeles ...