Jennifer Lopez has taken part in a competitive dance battle with Jimmy Fallon.
The pair had to select random phrases from a bag and turn them into dance routines on The Tonight Show this week.
Check out JLO's 'washing machine on a spin cycle' and 'hot cowboy' routines.
She also chatted about her Las Vegas residency and her family.
Jen revealed that her Mother loves to dance at her concerts.
Her Mum then got up in the audience and started busting a move.