Wow! Doesn't 'Smile' singer Lily Allen look just like 'NCIS' actress Pauley Perrette? When Perrette (who plays Abby Sciuto on the show) ditches her usual 'NCIS' goth garb for a more red carpet-friendly look, she is a surefire doppelganger for Allen, who is actually nearly 20 years younger than the TV starlet.

Do you think the adorable brunettes look alike? Let us know your thoughts in the comment section or by casting your vote below.