Aha May 8 2016 Aha! GMA Aha May 8 2016 is an informative and educational TV program from GMA Network. It began airing on April 4, 2010, and is hosted by Drew Arellano. The show promises to share interesting facts and trivia about a wide range of topics to the viewers. Part 1 Part 2 Part 3 Part 4 Part 5