JPMorgan Chase TV Commercial, 'Mama Said Knock You Out' Featuring Serena Williams

As she puts her daughter to sleep and returns to the tennis court, Serena Williams gently chants lyrics from "Mama Said Knock You Out" by LL Cool J. The words carry heavy significance as Serena makes her way back into the public spotlight with tenacity and determination to prove that she is both a mother and star athlete by knocking out the competition.