Former Chelsea star looks unrecognisable as he pushes his body to the limit half-naked in freezing conditions
The 34-year-old was capped 57 times by Germany and was a World Cup winner in 2014, but bought the curtain down his career aged just 29
The 34-year-old was capped 57 times by Germany and was a World Cup winner in 2014, but bought the curtain down his career aged just 29
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