South Korean actor Kyung Ho made his singer debut with "Everday" single. 

The actor has the experience of singing in his previous drama such as:

Where is Your Dream? (When the Devil Calls Your Name OST)

When I am in Busan (When the Devil Calls Your Name OST)
The Street You Left (When the Devil Calls Your Name OST)

Outsider feat. Jung Kyung-ho "Red Carpet" (J.star ver.)