Hrithik Roshan’s wife Sussanne Roshan is celebrating her birthday tonight and the ‘Krrish 3′ star decided to surprise wife at midnight as she is at her father Sanjay Khan’s place.Hrithik made time for his wife from the tiring schedule of ‘Krrish 3′ promotion along with father Rakesh Roshan and sister Sunaina and children Hrehaan and Hridaan. All were present when Sussanne cut the cake but one person was conspicuous by her absence and that was Pinky Roshan who was not to be seen anywhere.