What do Bottle & Cappy do?

fallout-shelter

Bottle & Cappy temporarily increase the happiness of all the Vault's Dwellers by 20%, for the duration of their visit. Also, tapping on them while doing a cheer-up activity will give you Caps. It might also happen to earn Nuka-Cola Quantum from Bottle. Earning Caps and Nuka-Cola Quantum from visitors

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