UFC Fight Night 46: McGregor vs. Brandão was a mixed martial arts event held on July 19, 2014, at The O2 in Dublin, Ireland. The event was expected to be headlined by a featherweight bout between Conor McGregor and Cole Miller. However, Miller was forced to pull out due to an injury, and was replaced by Diego Brandão. Despite the change with one of the headlining participants, ticket demand was high for the event, with nearly all tickets selling out within a few hours of going on sale.
