Her rapper beau Offset proposed to her in October with an eight carat $500,000 diamond ring.

And Cardi B, 25, and her fiance, 26, pretended to get intimate on Instagram live as a joke, according to Page Six.

After fans thought it was real, the rapper took to her Instagram stories to clarify and said: ‘I was fully clothes on live. I was not f****n on live. Yaaa can’t be that slow.’

Just pretend: Cardi B and her fiance Offset pretended to get intimate on Instagram live as a joke, according to Page Six

The Instagram live clip, which surfaced on a Twitter page called Worldstarhiphop, shows a full clothed Cardi B looking into the camera as Offset thrusts behind her.

She says in the clip: ‘I don’t got no more in me left. You gotta give a whole hour…’

For fun: After fans thought it was real, the rapper took to her Instagram stories to clarify and said: ‘I was fully clothes on live. I was not f****n on live. Yeah I can’t be that slow’

Holding back her laughter: The clip, which surfaced on a Twitter page called Worldstarhiphop, shows a full clothed Cardi B looking into the camera as Offset thrusts behind her
Page Six adds that before their pretend session Cardi talks about her mother.

TMZ confirmed that the Instagram Live was fake; her rep told the website it wasn’t real.