Nas has revealed that he’d be keen to appear on Dave East‘s potential new track featuring Jay-Z and Timberland.Harlem rapper East revealed to NME back in January that Timberland, who produced his ‘Survival’ song ‘Seventeen’, had a new beat on which Jay-Z contributed a verse to.“I was gonna use that and get Nas on it for the album but it just didn’t work out at the time,” East told us.During a new interview with NME, Nas – who features on East’s ‘Godfather 4’ – was asked whether East had