Former En Vogue singer Dawn Robinson will sue Lifetime if it dares to air a movie about the group that doesn't include her character.
Lifetime has "En Vogue Christmas" on it's schedule this weekend ... it's a fictional movie about a family that convinces the group to reuinte to save a local concert house. Problem is ... Dawn's character is nowhere to be seen. Two of the original 4 member of the group are in the flick.