Survivor: Guatemala - Episode 7
SPOILER
Yaxha wins the spin the fabric around your bodies challenge. They get a lot of chocolate and get to rapel above Guatemala's forest canopy.
Later, Danni decides to invite Nakum to a swimming party in their pool since it was her birthday. They paddle over to the Nakum tribe, and Nakum accepts even if some of their tribemates were apprehensive.
Immunity challenge: the puzzle. Nakum wins. Yaxha goes into tribal council and votes Amy off. They are now sent to the Nakum tribe as the two tribes have now merged.
[Edited: 10-29, as I have been sick for the past few days]