5 5 2011-12-09 A mission to track down a computer super virus leads Chuck to return to his roots as a hacker - and to call on his biggest competition, Gertrude Verbanksi (recurring guest star CARRIE-ANNE MOSS), for help. Elsewhere, a new Buy More employee (guest star DANNY PUDI – Community) complicates Jeff and Lester's friendship. 4158243 954 false eng