The 2012 MTV Video Music Awards was the #1 telecast across all TV last night for persons 12-34, sporting a 5.3 in the demo, with 6.1 million total viewers. Last year’s show, which set an all-time record, attracted 12.4 million viewers. The simulcast did attract a total of 8 million viewers across MTV, VH1, MTV2 and Logo. Encore presentations of the show on MTV last night earned a 2.4 p12-34 rating at 10 p.m., and a 1.2 p12-34 rating at 12 a.m., for a total rating of 8.9 for the evening. The telecast was also the #1 social TV event of the year according to Trendrr, with more than 19 million mentions,  more than tripling the full-day social-media response of last year’s telecast. In addition, MTV drove more online streams than any other VMA day ever, with nearly 200 topics trended throughout the night, both in theU.S.and worldwide. [HitsDailyDouble]