Cardi B taunts Offset while confirming his wild claims that she slept with another man while pregnant with their third child. The estranged couple just welcomed their third child, a baby girl and Offset was in the delivery room with Cardi B, leading some fans to theorize that they were heading for a reunion. On Wednesday night (September 25), the Bronx rapper went on Instagram Live to preview new music and also aired out her baby daddy.