Lady Gaga debuts her "Fame" fragrance. Find out all you wanted to know about this controversial perfume that was once reported to smell like "blood and semen".

Although the official debut date was scheduled to be July 1, the new scent signed by Lady Gaga has been revealed on the Twitter page of the US star, who is currently on tour.

Click next for seven things you might not have known about Lady Gaga's controversial perfume.