Sugababe Amelle Berrabah goes on a 7-hour bar crawl

Sugababe Amelle Berrabah revealed the secret to a marathon boozing session — a plate of gammon and chips.

Looking good: Amelle Berrabah leaving The Punch Bowl at 8pm last night

The singer, 25, had the traditional pub dinner at Guy Ritchie's The Punch Bowl in Mayfair before embarking on a bar crawl with a group of pals.

We hear Amelle was still on a high after hitting No1 in the charts with Tinchy Stryder last week with Never Leave You.

Looking gone: a refreshed Amelle leaving Mahiki at 3am this morning

Our spy said: "She first headed to The Connaught hotel in Mayfair for champagne. Then it was Nobu Berkeley for cocktails before ending up at Mahiki nightclub."

But perhaps she should have ordered double gammon, as she looked a little worse for wear after finally calling time this morning.