Shutleworth’s have the only flyable Gladiator (I think).
Nice video with period music track at:
http://www.youtube.com/watch?v=l0f5Qxp_3tI&feature=related
Shuttleworth’s was the only airworthy Gladiator, but Duxford’s was restored to flyable status a couple of years ago and is the one that appears in the photograph I posted.