Beats By Dre Returns Gatorade’s Serve With Its Own Flashy Serena Williams Ad

But whose spot is the winner?

It's fun—though perhaps not for the brands—when a big celebrity appears in two major ad campaigns in the same week. It's now happened this week with Serena Williams, who appeared the excellent Gatorade ad we wrote about on Wednesday—and who now fronts the long-form Beats By Dre spot below.

@nudd Tim Nudd is a former creative editor of Adweek.