Kim Hye-soo (; born June 27, 1993), better known as Lovey (), is a South Korean singer-songwriter. She debuted in 2013. She has an elder brother who is also a singer-songwriter, Brother Su.
During her RealCollabo days, Lovey was more known for her featuring works. Prior to her debut, in 2011 she was featured in Alex's "Tomboi". The next year, she was featured in Andup's "ë°© ìÂÂìÂÂì (In Room)", Giriboy's "ì ì (Player)", and Crucial Star's "Flat Shoes".
On August 1, 2013 she released her first single "ëÂÂ려줠(Return)" which was composed by Brother Su. In the same year, she did featuring for Swings' "ìÂÂ짠ë 갠(Two Thumbs)" and "My Way", Brother Su's "ë¤른 ë³ (Different Star)", and Kebee's "ìÂÂì´ê°Âë (Like Kid)".
In 2014, Lovey was featured again in Swings' "주ì ì°ì¸즠(Major Depression)", Crucial Star's "Pretty Girl", and Giriboy's "ì©ì¼ (Bare Face)".
In 2015, she was featured in Brother Su's "ì  (Dot)". This is her last work under RealCollabo, which became defunct on October that year.
After RealCollabo's defunct, Lovey doesn't sign with other agencies. She continues releasing music with help of Starship Entertainment, where Brother Su is currently signed under. Lovey's second single "Not Enough" was released under Starship Entertainment on March 31.
On April 28, Starship released a video of Lovey and Cosmic Girls' Exy covering iKON's "My Type".
Lovey released her first extended play 24 on June 30.
Songwriting credits are adapted from the Korea Music Copyright Association's online database. Lovey's ID number in the database is 10011978.