While it is believed that Katrina is still in Corsica where is she is reported to have celebrated her birthday yesterday with rumoured beau Ranbir Kapoor, Tellychakkar.com has learnt through a reliable source that the gorgeous actress has already flown back to London. Here, Katrina will be spending time with her family before resuming shoot for Phantom. Director Kabir Khan is already believed to have reached London with his crew while Saif Ali Khan will join the team tomorrow. Soon after finishing their London leg of shooting, team Phantom will return to Mumbai to shoot for an underwater sequence for which a five star hotel has reportedly been booked. Phantom will release in India in April, next year.