<BODY><P>Happy Birthday </P> <P>John Abraham and Aishwarya Rai have been teamed for the first time in Gaurang Doshi’s <EM>Happy Birthday</EM>, to be directed by Sriram Raghavan. Gaurang has a penchant for multi-starrers [<EM>Aankhen</EM> and <EM>Deewaa