Arriving in Querétaro | (Friday, January 17th) Since Riley's bachelorette trip is in Cancun, Mexico, Mariah insists on flying with Riley instead of going separately like Riley suggested. When they arrive and Mariah asks why she wanted to fly into Querétaro, Mexico a day early, Riley has to explain the real reason why she wanted her party to be in Cancun, which Mariah is not happy about