Seo In Young (서인영, born on September 3, 1984) is a K-pop singer, known for being part of the group Jewelry. She relesaed her solo album entitled Elly Is So Hot (the name "Elly" is a new nick name that Seo created for herself) on February 26, 2007. Known as the sexy dancer in the group, Seo has stated that she wanted to move away from her strong dance image and become a softer, more sensual entertainer.

The first single from the album was 너를 원해 (I Want You), which was written, composed, and produced by Jung Yeon-joon, from Uptown. Originally a mix of Latin and R&B styles, the singer has moved on to performing a dance remix on her promotional tour. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.