article_snippet: Mark Ammann, 57, from Texas Texas was wandering through Walmart on Tuesday afternoon when Mark Ammann, 57, from Texas heard something strange drifting over the airwaves.
article_snippet: Mark Ammann, 57, from Texas later added: 'Yes, I did capture this candid moment today at Walmart.
article_snippet: I was walking through the store and heard the singing and got my phone out to record the store. '
highlights_snippet: Mark Ammann, 57, from Texas was wandering through Walmart on Tuesday when Mark Ammann, 57, from Texas heard something strange .