Granny Lilly is trying to do chins from whichever hand position she likes. She tries hands wide, hands closer together, reverse grip and foregrip. For an old lady, she has pretty good muscle, especially her pecs, as you shall see.

Go here to see her calves: https://www.clips4sale.com/studio/13362/mongo-big-calves

See Mitzi here: https://www.clips4sale.com/studio/11626/mitzi-s-sexy-legs