Friend problem?!?? =( help 10 points?

okay so uhm.. well i moved to this new skool and the populares are like ppl who i used to know so everyday i hang out with them and say hi to them and this guy told me that they talk **** abut me saying im annoying? (the ppl who i dont know from before but they are popluare and i talk to them) im not annoying to be honest when im with them i barly talk i just talk normal with them as a friend and now they go saying **** about me? =/ to be honest when i heard that my heart stopped ( the feeling u get when ur hert) and i got rlly sad im not anoying =/ =( what do i do....? i dunno why but i feel really sad