The Justin Timberlake DWI plot continues to thicken, as a bartender at the hotel where the former boy-bander drank before being arrested on a drunken driving charge backed up the singer’s claim that he had only one martini. On Saturday, an unnamed bartender at the American Hotel in Sag Harbor, New York, told People magazine that Timberlake had just “one martini” before leaving. The bartender’s statement corroborated the Grammy winner’s statement to police. “If he was drinking more, it wasn’t here,” another hotel employee told People. According to his arrest report, Timberlake told officers, “I…
