there r already some threads like this one anyways i thinkthe pj thread n the boys vs gals shayri thread r one of the most smash hit threads n also all the threads mods had to close coz of overactivity by the members in those specific thread
yes boy vs gal shayari...is smash hit in poetry section for sure...! (but gals here in igt still havent joined it yet... WHY????)
based on hits, it would be the now playing thread. or if ur looking at replies, then the word association thread.