Question: When is the performer of song 7Th Heaven (Vanity Song) 's birthday?
Sentence (from "7th Heaven (Vanity song)"): "7th Heaven" is a 1985 song by American-Canadian pop and R&B singer-actress Vanity, the track was released as a promotional single to support the 1985 film soundtrack, "The Last Dragon" and movie which also stars Vanity, Taimak, and Julius J. Carry III.
Relevant evidence: Yes