Some stars flinch at the thought of stripping off, others take matters into their own hands (and pants), and post underwear selfies all over Instagram. Lucky for us, the Geordie Shore gang and uber babes like Emily Ratajkowski and Justin Bieber are all in the latter camp, so we've rounded up all their snaps in our Celebrity Selfies: The Underwear Edit gallery. [related]

Spending Valentine's weekend chilling out in your pants needn't be lonely when you know this lot might be doing the same.