Also joining the guys as support are Katelyn Tarver and Stephen Kramer Glickman, who played Jo and Gustavo on Big Time Rush during the show's run from 2009 to 2013. More international dates will ...

The masked man is revealed at the end of the video to be Stephen Kramer Glickman, who played Gustavo, and is also joined by Katelyn Tarver, who played Jo Taylor on the show. BTR has announced its ...