GRAMMER LESSONS: Andy Grammer’s groundbreaking interactive vide, "Keep Your Head Up,” has been named Most Innovative Video by MTV’s O Music Awards today. After a livestream debate that featured Jermaine Dupri, music video director Wayne Isham and music journalists Caryn Ganz (Yahoo Music) and Brenna Ehrlich (Mashable), Grammer edged out Robyn in a three to two vote to win the category. All week long, MTV will be awarding two or more O Music Awards each day , all leading up to the main show live from Las Vegas on Thursday (4/28) at 11 p.m. ET/8 p.m. PT at OMusicAwards.com, which will feature performances from Matt & Kim, Chiddy Bang, Lil B, Lupe Fiasco, Mumford & Sons with Edward Sharpe and Old Crow Medicine Show, and Foster the People. Presenters include Ke$ha, Cee Lo Green, B.o.B, Wiz Khalifa, Robyn and Theophilus London. For the full interactive video, go to www.andygrammer.com (4/25p)