Answer
Lewis Holtby won the DFL-Supercup in 2011. The DFL-Supercup is a football match contested between the winners of the previous season's Bundesliga and DFB-Pokal competitions. Holtby played for Schalke 04, who won the Bundesliga in 2010-11 and the DFB-Pokal in 2010-11. Schalke 04 defeated Borussia Dortmund 5-3 in the 2011 DFL-Supercup.