This is the last competition for this round. We had 16 great matchups but now we have to skim the fat. Today, we have Hilary Duff vs. Sara Jean Underwood. Some might think this is a mismatch but does Duff have the stuff to beat Sara? Make sure to vote by commenting your choice below.

Round 16 Contestants
Hilary Duff
Sara Jean Underwood

Round 15 Winner
Kate Beckinsale defeats Ali Landry

Round 14 Winner
Ashley Tisdale defeats Gwen Stefani

Round 13 Winner
Carmen Electra defeats Geri Halliwell

Round 12 Winner
Elisha Cuthbert defeats Maria Menounos

Round 11 Winner
Jennifer Aniston defeats Cameron Diaz

Round 10 Winner
Fergie defeats Holly Madison

Round 9 Winner
Stacy Keibler defeats Anna Kournikova

Round 8 Winner
Kelly Brook defeats Kim Kardashian

Round 7 Winner
Sophie Monk defeats Kristin Cavallari

Round 6 Winner
Rachel Bilson defeats Annalynne McCord

Round 5 Winner
Selena Gomez defeats Miley Cyrus

Round 4 Winner
Heidi Montag defeats Aubrey O’day

Round 3 Winner
Kate Upton defeats Megan Fox

Round 2 Winner
Julianne Hough defeats Lindsay Lohan

Round 1 Winner
Karissa Shannon defeats Audrina Patridge