Jurgen Klopp upon arrival at Borussia Dortmund - which eventually backfired on his manager.Klopp brought Lewandowski to Dortmund in the summer of 2010 after watching him bag 21 goals in 34 appearances for Polish club Lech Poznan the previous season.The striker’s £4million move to Signal Iduna Park proved a complete success, with his return of 103 goals in 187 appearances helping Dortmund clinch two Bundesliga titles, one DFB-Pokal and also reach the Champions League final.Nevertheless, his debut campaign did not exactly go to plan, as a tally of nine goals in 43 outings shows.But Klopp quickly came up with a genius tactic to get Lewandowski firing again, although it eventually left him out of pocket…“I once made a bet with Jürgen Klopp,”.
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