article_snippet: When Mark Ammann, 57, from Texas went to investigate, Mark Ammann, 57, from Texas caught a group of children having great fun singing the national anthem into a row of home cooler fans.
article_snippet: Caught on camera: Mark Ammann, 57, from Texas Texas was wandering through Walmart on Tuesday afternoon when Mark Ammann, 57, from Texas heard a group of children having great fun singing the national anthem into a row of home cooler fans singing .
article_snippet: Impromptu performance: When Mark Ammann, 57, from Texas went to investigate, Mark Ammann, 57, from Texas caught a group of children having great fun singing the national anthem into a row of home cooler fans .