LEVERKUSEN, GERMANY - APRIL 26: Headcoach Juergen Klopp of Dortmund smiles during warm up at the Bundesliga match between Bayer Leverkusen and Borussia Dortmund at BayArena on April 26, 2014 in Leverkusen, Germany.  (Photo by Juergen Schwarz/Bongarts/Getty Images)