Russell Brand is not such a sex god in his ghastly white Y-fronts

By SARAH FITZMAURICE Tighty-whities: Russell Brand parades around in his pants at his hotel in Miami He proudly boasts about having had sex up to 20 times a week with a gaggle of beautiful woman in his heyday before marrying Katy Perry.But reformed lothario Russell Brand looked a far cry from his old, leather-trousers-and-teased-hair self today in Miami.The comic actor paraded around in a pair of