Taylor Michel Momsen,  frontwoman of The Pretty Reckless, played Jenny Humphrey on what CW series?
Taylor Momsen Taylor Michel Momsen (born July 26, 1993) is an American singer, songwriter, former actress, and model. She is known for being the lead singer and frontwoman of the American rock band The Pretty Reckless. She is also known for portraying the character of Jenny Humphrey on the CW teen drama series "Gossip Girl" (2007–2012) and Cindy Lou Who in the film "Dr. Seuss' How the Grinch Stole Christmas" (2000).
List of Supergirl episodes "Supergirl" is an American superhero action-adventure drama television series developed by Ali Adler, Greg Berlanti and Andrew Kreisberg (the latter two having previously created "Arrow" and "The Flash") that originally aired on CBS and premiered on October 26, 2015. It is based on the DC Comics character Supergirl (Kara Zor-El), created by Otto Binder and Al Plastino, and stars Melissa Benoist in the title role. Supergirl is a costumed superheroine who is the biological cousin to Superman and one of the last surviving Kryptonians.