Always camera ready, Taylor Swift and her BFF, Selena Gomez, had a blast posing backstage and hugging it out on the carpet. Meanwhile, proud GRAMMY winners Justin Bieber, Meghan Trainor and Bruno Mars showed off their hardware, and John Legend shared a kiss with wife Chrissy Teigen.

ET's Carly Steel and fashion expert Joe Zee weren't up for any awards, but they walked away with some treats of their own -- star tips on how to work it for the cameras!

ET teamed up with Crest Whitestrips for our GRAMMY smile-worthy moments. Check out the clip to see which stars posed with us on the red carpet.