LMFAO official music video Champagne Shower. Champagne Shower is a song performed by American electro-music duo LMFAO. The song serves as the second single to be released from Sorry For Party Rocking and is noticeable in that it features guest vocals from British recording artist Natalia Kills. The music video follows on from Party Rock Anthem taking its inspiration from the classic horror film Dusk Till Dawn. The single was commercially successful charting throughout the UK and Ireland where it attained the #14 spot in the UK Dance Charts.