Evil G.L.A.D.I.S. Much?

"Evil G.L.A.D.I.S. Much?" is the first Christmas episode of Totally Spies, aired in the show's third season.

Synopsis
It's Christmas time and WOOHP is hosting its annual holiday party. Like all things WOOHP, the boredom does not last long. When a glass of punch is spilled on G.L.A.D.I.S.(Gadget Lending And Distribution Interactive System), she sizzles and sputters... then goes positively nutty and starts to take over, locking everyone inside the building and launching an all-out war against the spies and the other agents. Jerry reveals G.L.A.D.I.S.' dark secret to the spies. With the new information, the spies race to stop G.L.A.D.I.S. before it destroys WOOHP and the world. In the subplot, Mandy and Clover compete over a pair of Yves Mont Blanc boots.