Man-wol came, even though she doesn't know Tony and Pepper (yet?), but she'll never say no to a party. And just in case the hotel will go poof when Margo and her fabulously powerful gang try to remove her connection to it, she already got them a fantastically unusable gift that is appropriately old. (I'm not saying it's a 15th century Buncheong vase, but it probably is a 15th century Buncheong vase).