"(Nick) is the love of my life," McPhee gushed to People magazine. "This is a once in a lifetime occasion and everything is just perfect."
McPhee wore a strapless ivory Manuel Mota gown and Neil Lane jewels (diamond and platinum chandelier earrings and diamond and platinum bracelets), while Cokas wore an Armani tuxedo.
Fellow season five American Idol contestants Kellie Pickler and Mandisa were among the 305 guests on hand for the nuptials.
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