Caitlin O'Kane is a New York City journalist who works on the CBS News social media team as a senior manager of content and production. She writes about a variety of topics and produces "The Uplift," ...

Greg Page, a founding member and lead singer of the internationally popular children’s music group, The Wiggles, collapsed on stage during a benefit concert in Sydney, Australia, on Friday night.

As noted by Nine News, Page didn't show any signs that he wasn't feeling well during the performance. Moments before collapsing, footage from the concert shows him singing and dancing. Taking a moment ...

Yellow Wiggle Greg Page collapsed at a concert in Sydney on Friday. He was previously diagnosed with orthostatic intolerance. Pic credit: @ImageCollect.com/Admedia ...