One of Team USA's most beloved swimmers - five-time Olympic medalist Missy Franklin - turns 20 on May 10, 2015. If we've learned one thing about this swimming sensation (aside from her impressive ability to dominate in the pool), it's that she is bubbly, smiley and can light up any room she enters. To celebrate Franklin's 20th birthday, we're taking a look at 20 photos where she lit up our lives.
1) 2014 Phillips 66 National Championships
Missy Franklin reacts after her win in the women's 100-meter backstroke during the 2014 Phillips 66 National Championships at the Woollett Aquatic Center on Aug. 9, 2014 in Irvine, Calif.
2) 2014 Phillips 66 National Championships

3) 2014 Arena Grand Prix
Missy Franklin smiles after the women's 200-meter freestyle preliminaries during the 2014 Arena Grand Prix of Santa Clara at the George F. Haines International Swim Center on June 21, 2014 in Santa Clara, Calif.
4) Bayview Elementary School
Winner of the Laureus World Sports Award for a female athlete, Missy Franklin is surrounded by students seeking her autograph during her visit to Bayview Elementary School on June 3, 2014 in San Pablo, Calif.
5) 2014 Laureus World Sports Awards

6) 2013 AT&T Winter National Championships

7) Salute to Women In Sports

8) 2013 FINA World Championships
Missy Franklin celebrates after the women's 200-meter freestyle final at the 15th FINA World Championships at Palau Sant Jordi on July 31, 2013 in Barcelona, Spain.
9) 2013 FINA World Championships
Missy Franklin in action during a training session at the 15th FINA World Championships at Palau Sant Jordi on July 27, 2013 in Barcelona, Spain.
10) 2013 FINA World Championships

11) Sanctuary Golf Course

12) Golden Globe Awards After Party

13) 2012 AT&T Winter National Championships
Missy Franklin during the awards ceremony for the women's 200-meter backstroke during the 2012 AT&T Winter National Championships on Dec. 1, 2012 at the Lee and Joe Jamail Texas Swimming Center in Austin, Texas.
14) Colorado Rockies

15) Stand Up To Cancer

16) London 2012 Olympic Games
Missy Franklin and Elizabeth Beisel embrace after Franklin won the women's 200-meter backstroke final at the London 2012 Olympic Games at the Aquatics Centre on Aug. 3, 2012 in London.
17) 2012 U.S. Olympic Team Trials

18) 2012 U.S. Olympic Team Trials

19) 2011 Swimming World Cup

20) 2011 FINA World Championships
