Travis Kelce was seen losing his cool on the sidelines during the Kansas City Chiefs' game against the Philadelphia Eagles on Sunday.
At the end of the second quarter, Kelce slammed his helmet on the turf and appeared to shout at his teammates: 'I'm sick of this s***!'
The tight end was visibly furious despite Patrick Mahomes running through for a touchdown at Arrowhead, having seemingly been left frustrated with Kansas City's offensive line.
More to follow.