Michael Phelps [1] and his fiancée, Nicole Johnson, first began dating in 2007, and after taking a short break in 2011, the pair reunited in 2014. Since then, the couple has shared a slew of sweet moments together, including the birth of their first child [2], Boomer, and their engagement [3]. Most recently, Nicole opened up about the duo's wedding plans [4] to Access Hollywood in Rio, revealing, "We have a date. It'll be small and intimate for the wedding, and then we're throwing a massive bash for everyone in the states." As we await more details about Nicole and Michael's upcoming nuptials, check out 15 reasons it should be illegal for the Olympic swimmer [5] to wear a shirt.