Tickle Vibes - Try not to laugh - challenge 2

This is the second part of the tickling special session, with two very ticklish and tickle sensitive girls in this part mary tickles nat, the challenge is to try not to laugh, for every time she laughs, the punishment will be 1 minute + intense tickling. mary is using different tools on her feet to make her suffer and laugh, like hands, oil and hairbrush.