Carrie Underwood and Dakota Fanning are both fans of Trunkettes swimwear -- and now you will be too!

Trunkettes swimwear lets you cover up or show it off with tankinis, bikinis, trunks and short shorts. "Extra" is giving away 15 sets of swimwear!

Sign up to become an "Extra" friend and enter the secret word from Thursday's show for your chance to win!