I got 1,129,115 on Diamond Eyes (Boom Lay Boom Lay Boom) in Rock Band Blitz.
2nd ever to break 1,000,000 on it. Ketchup broke a million on it 2 months ago.
I also got almost 600,000 of pinball points on a fairly short song. 4 lane is easy.
Chop Suey 803,009