The debut of Jewelry's new members for their comeback has received a lot of interest among netizens. New members Park Se Mi and Kim Ye Won were revealed in the jacket photos for "Back It Up". Park Se Mi has been receiving attention ever since her participation in Mnet's 'Superstar K' in 2009. Recently she revealed that she has since lost 10kg, showing off her slender figure and V line. Kim Ye Won has been receiving attention for having a similar figure to Ha Ji Won, the female lead in popular drama 'Secret Garden'. The jacket photos have spread rapidly on various online portals after the release. The netizens commented, 'Park Se Mi has gotten so pretty. Her weight seems to have cut in half', and 'At a glance, Kim Ye Won reminds me of Ha Ji Won. She has cute charms'. On the other hand, Jewelry's digital single "Back It Up" will be released on January 27th. Source: BNT News via Nate