Cardi B on Big 'Saturday Night Live' Pregnancy Reveal: 'I'm Finally Free'

Cardi B is a "free" woman after officially -- and finally! -- confirming her pregnancy Saturday night during her stunning Saturday Night Live performance.

In an Instagram video taken shortly after singing her "Be Careful" track, the 25-year-old rapper -- who's been the subject of pregnancy rumors for weeks -- can be seen backstage celebrating her big reveal, exclaiming aloud, "I'm finally free!"