Katie is collaborating with R&B artist Ty Dolla $ign.

On April 8, Katie's agency AXIS confirmed, "On the 17th, Katie is releasing a featured version of her 1st solo single 'Remember.'"

"Remember" is Katie's debut track. The song will be reborn in a different style with Ty Dolla $ign for her new EP 'LOG,' which is set to come out in May. Meanwhile, Katie, the winner from 'K-pop Star 4,' has recently signed with music recording company AWAL for global promotions. 

The trailer for "Remember" feat. Ty Dolla $ign can be viewed below.