Singer-actress Jennifer Lopez has filed a 20 million dollar lawsuit against a former driver whom she claims threatened to spill her secrets if she did not pay him US$2.8 million dollars.

Lopez,  maintains that Hakob Manoukian, who was in charge of her security and transportation, engaged in extortion, attempted extortion and conspiracy.

Manoukian, who started working for the star in 2005, has also been clashing with her manager, Benny Medina, over alleged contractual differences.