Paul Eric Bosko, also known as Rosko, is an American singer, songwriter, musician and producer. He is perhaps best known as a recording artist for his 2005 single "Love Is A Drug" which reached number 1 on the U.S. Billboard Dance Chart, and was produced by John Creamer & Stephane K. He is also known for his collaborations with Grammy Award-Nominated Electronic/Dance artist Nadia Ali, which include their 2006 duet "Something To Lose" for Ultra Records, and the song "Promises" on Ali's 2009 solo album "Embers."