Wild and great singer Amy Winehouse

Amy Winehouse was seen drinking just hours after cancelling a Liverpool show claiming she was too ill to perform.The 'Rehab' singer was spotted in London pub The Hawley Arms with husband Blake Fielder-Civil at 8.45pm on Wednesday, the same evening 4,500 fans were left disappointed by her no-show. Winehouse had reportedly spent the whole of Tuesday in the same pub, before returning the next day to drink long into the night.The 23-year-old claims a Liverpool doctor told her she was unfit to perform.Yet within hours she had made the trip to London and was out on the town.Disappointed fans paid £24 (U.S. $48.) and queued in driving rain to see Winehouse in her Summer Pops show. It is not the first time Winehouse has let her fans down. She pulled out of a performance at GAY at London's Astoria in January when she was sick backstage following a drinking session with Kelly Osbourne. In March, she postponed two performances at London's Shepherd's Bush Empire at the last minute citing a mystery illness after being pictured earlier the same day buying alcohol in a supermarket.