He made his Serie A debut on 10 November 2007 against emPoli f.C.Ní oṣù kẹfa 2008, sampdoria gbé Kalu pada láti Milan fún €250,000 àti ní àkókò yìí tẹ́wọ́ bọ̀wé pẹ̀lú Paolo SámMarco fún €2.5 million.. 