06:33Nick GrimshawRock All-Dayer: Twin AtlanticBBC Radio 1 Duration: 3 hours, 30 minutes Wed 8th Jun 2016, 06:33 on BBC Radio 1 EnglandTwin Atlantic join Grimmy to kick-start Radio 1's Rock All-Dayer!GenresMusicPop & ChartEntertainmentBrandNick Grimshaw Source: BBC Online