Name the retired German footballer who played as a striker, possessing great aerial ability and finishing skills and considered one of the key players for VfB Stuttgart in the 2003-04 season where they only just failed to finish in the top three for the second season in succession?
2003–04 VfB Stuttgart season: VfB Stuttgart debuted in the modern-era 32-team Champions League with a progression from the group stage and a somewhat surprising victory with 2–1 against English champions Manchester United. 2003–04 VfB Stuttgart season:  Kevin Kurányi, Philipp Lahm and Alexander Hleb were key players in a side that only just failed to finish in the top three for the second season in succession. Kevin Kurányi:  He played as a striker and possessed great aerial ability and finishing skills.
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