Charcandrick West and the Chiefs had themselves some fun on Sunday, routing the Lions in London.
However, FOX NFL rules analyst Mike Pereira said that one of West's maneuvers may have crossed the line.
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After scoring a touchdown in the second quarter, West's wonky touchdown celebration followed.
"Whatever it was, it wasn't very good," Pereira explained.
He added that the league does not want sexually suggestive celebrations in games and that they could result in a penalty and a fine.