On emimusic (a vevo account)
CG - 187.9 million
+Prevevo of 60.8 million
TD - 160.6 million
WUIV - 57.1 Million
+Prevevo of 17 million
Making of CG - 10.4 million
+Prevevo of 2.8k
on CapitolMusic (Also a VEVO account)
Hot N Cold - 288.6 million
+ prevevo of 130.7 million
IKAG - 82.1 million
+ prevevo of 67 milliion
TOY - 73.8 million
+ prevevo of 13.8 million
USG - 47.6 million
+ prevevo of 13.8 million
All on VEVO, just not KatyPerryVevo. Add all this to the 5.9 billion on KatyPerryVevo.
Looks like Katy still wins. Even the OP isn't really in taylor's favor since it doesn't even count all of Katy's VEVO views.
No contest.