my name is eric berkowitz, and the guy next to me... my name is john devecka. together we're cofounders of the company singtrix from new york, new york. we're seeking $1.5 million in exchange for 5% of our company. ooh. wow. you've got some sales, i hope. singtrix is the most exciting and revolutionary singing experience that's ever been created. now everybody can sound like their favorite rock stars with no experience necessary. berkowitz: in order to prove the power of singtrix, we had to find a really awful singer. so my partner john is gonna be singing for us. [ off-key ] ♪ la ♪ la-la-la [ laughter ] ♪ la-la-la [ high-pitched, off-key ] ♪ la-la-la all right, all right. enough. this time, he's gonna sing it through the singtrix unit. it's going to help him sing in tune, it's going to pitch-correct him, and it's gonna add live vocal harmonies. [ up-tempo music plays ] all right. let's get you guys going. let's get some energy. no clapping? it's just me? go ahead. we're -- we're concentrating. there we go. [ in tune ] ♪ la, la-la-la right here. wow. cuban: oh,