On the day it announced the signing of Borussia Dortmund 's star playmaker Mario Goetze in a deal worth an estimated $ 48 million , Bayern showed they have quality in abundance . Bayern Munich crushed Barcelona two -0 in the second leg of its Champions League semifinal . Thomas Muller scored twice with Thomas Muller and Arjen Robben also on target . Bayern boss warns against complacency ahead of second leg . Bayern Munich 's Mario Gomez believes `` almost impossible '' for his side to progress .
Bayern Munich crushed Barcelona two -0 in the second leg of its Champions League semifinal . Thomas Muller scored twice with Thomas Muller and Arjen Robben also on target . Bayern boss warns against complacency ahead of second leg . Bayern Munich 's Mario Gomez believes `` almost impossible '' for his side to progress .