"I feel like a lot of my life is having to get in shape for shoots, so this is no different honestly. I'm probably going to do a little juice cleanse... but I'm not really going to care about it though, because I don't want to walk out and be, like, gaunt, and scare the dude... but I don't care much about anything else. I just want to have a good time." Model Chrissy Teigen is not sweating about her upcoming wedding to fiance John Legend.