Taylor Momsen.

Taylor Michel Momsen (born July 26, 1993) is an American actress, musician and model who portrayed the character of Jenny Humphrey on the CW television series Gossip Girl and Cindy Lou Who in Dr. Seuss' How the Grinch Stole Christmas She fronts the rock band The Pretty Reckless.

 

Momsen's career came to a halt for over three years until she received a lead role in the WB series Misconceptions, which was never aired. Also at this time, Momsen appeared in the 2006 film Saving Shiloh.  In 2007 she starred in the Walt Disney Pictures film Underdog, as Molly and as Jennifer in the movie Paranoid Park, directed by Gus Van Sant.

Beginning in 2007, she played the character of Jenny Humphrey in The CW television series Gossip Girl, which is based on the book series by Cecily von Ziegesar. Momsen's appearances on the series became increasingly sporadic, and by the end of the first half of the fourth season, she had only appeared in four episodes. Later that year, on August 16, 2011, Momsen told Elle magazine that she had quit acting to focus on her music career.

In March 2009 Momsen stated in an interview with OK! Magazine that her band The Pretty Reckless had then recently signed a deal with Interscope Records. She co-writes the songs with guitarist Ben Phillips; in addition to lead vocals, Momsen also plays rhythm guitar. She played her first tour with her band opening for The Veronicas on their Revenge is Sweeter Tour in spring 2009.