TwoThirds debuts in Monstercat 002 with Lost. His primary genre is Drum 'n' Bass, although he has made songs in other genres too, such as Electro, House, and Chillout. After releasing Daydreamer on Monstercat 016 - Expedition, TwoThirds went quiet and later started a new alias, LVTHER. As LVTHER, Lewis released three Indie Dance songs; One Look, Dots, and Some Kind of Magic. On 024, Lewis released one final song as TwoThirds titled Hunted, a collaboration with Priority One featuring vocals from Jonny Rose.