. >> i'm sara burns. i'm 23 years old. i moved to new york city nine months ago. when a guy asked me out, i have been guilty of looking them up and seeing their hashtags and their ratings to make sure they're okay. >> we decided to play a little lulu matchmaker by setting up sar sarah, a self-proclaimed super user with my producer friend's alex. >> i'm alex. i'm 26 years old. >> he's got an 8.3. above average. respects women. >> skin like butta. >> first time i heard of lulu, the lulu app. my roommate told me. oh, you know you're on this app called lulu. >> the profiles are automatically culled from a woman's facebook friends. >> the girls who reviewed him have hooked up with him. >> and that's pretty recent. >> a few weeks later, the date is on. >> it's the big reveal. come on out. >> oh, it's very nice. very understated. it's not too forward. perfect. it says hi, i'm a friendly first date. >> sarah has the advantage here. she's read all about alex on lulu app. but alex is going in blind. >> my blind date knows everything on lulu. i'm a little excited. >> do you