By Zara Woodcock Love Island star Jack Fincham was spotted rocking a £3,500 outfit while doing community service at a charity shop. The 31-year-old, who rose to fame on the fourth series of the ITV2 programme. Jack won the ITV2 dating show in 2018 with then-girlfriend Dani Dyer, and the couple split the £50,000 cash prize after they were crowned winners. In the last year, he hit headlines after he was involved in a series of arrests for driving under the influence of drugs. He recently completed a secret stint in rehab to get his life back under control. The reality star was given a 36-month d…