kristi yamaguchi, brian boitano. todd eldredge, kimmie meissner and john and sinead kerr, all superstar olympians turned undercover "gma" agents. >> i think i probably look good. >> hey. >> mission, don a disguise, join a group lesson and convince a rink full of skaters this is their first time ever on the ice. >> you guys just have to make it into the blue coned area. come into the blue circle. you guys want to be in the middle. >> which direction would you like to spin? >> reporter: the venue bank of america's winter village at bryant park. >> one gentleman asked is that his first time on the ice. she said, i think it is. >> good job. wow. beautiful. >> got to hold back when you're trying to do some things. definitely a challenge. >> i had no problem with it at all. just comes natural. >> the thing about if you're on a scooter enyou'll push back behind you. there you go.