Telebuzz brings you some fun news on Iss Pyaar Ko Kya Naam Doon .. Well all you Arshi fans its celebration time as its Iss Pyaar Ko Kya Naam Doon's 1 year anniversary . Telebuzz congratulates Arnav , Khushi and the entire cast and crew for their hard work and effort behind this show .. The cast gave a few messages for one and all ..