Потап и Настя Каменских - "Cry me a river"
Visually stunning, and a very catchy tune.
(And here is a slightly better, but unembeddable, version of this video)
Потап и Настя Каменских - На районе (На раёне)
Russians (or should I say Ukrainians?) have sophistication. Let them show you it.
Потап и Настя - Не пара
The Original Russian (or should I say Ukrainian?) Gangstaz.
Also be sure to check out: сумасшедшие видео России