So this movi is a relax mode is onScattered amid the lukewarm masala of musical comedy, romantic melodrama, and unsynchronized passions that is “Ae Dil Hai Mushkil, ” there are teasing indications that the movie might have been better had it been more meta. Writer-director Karan Johar occasionally enlivens the dawdling song-and-dance with cheeky allusions to classic Indian films — including a spirited homage to “An Evening in Paris, ” a 1967 vehicle for superstar Shammi Kapoor, great-uncle of this film’s male lead, Ranbir Kapoor — and wink-wink send-ups of Bollywood tropes.awsome acting every one