Who knew swishing a raw egg in your mouth and then spitting it into someone else’s mouth was a talent? The Human Fountains, that’s who. The comedy group with Colorado roots has advanced on Season 13 of “America’s Got Talent” thanks to a wildcard spot, and will appear during the live quarterfinals, Tuesday on NBC at 7 p.m. .@HumanFountains are back as a WILDCARD and showering in your praise. Don’t stop the stream before they go LIVE tomorrow!