After Royals’ Omar Infante hit a 2-run homer in the 6th inning, Salvador Perez, who scored in front of Infante, waited for him at home plate. San Francisco Giants pitcher Hunter Strickland yelled at Perez across the plate, which caused the benches to clear.
Since this was posted on Wednesday night, it appears that the GIFs were taken down. Here is a link to the home run and the brouhaha.
Twitter wasted no time reacting, either: