The top ten (eleven in season ten) toured at the end of every season. In the season twelve tour a semi-finalist who won a sing-off was also added to the tour. Kellogg's Pop-Tarts was the sponsor for the first seven seasons, and Guitar Hero was added for the season seven tour. M&M's Pretzel Chocolate Candies was a sponsor of the season nine tour. The season five tour was the most successful tour with gross of over $35 million.
Which season of American Idol had the highest profit on its tour? What company was a sponsor of the American Idol tour in its ninth season?  Who was added to the tour in season 12? Who sponsored the first seven tours? Who sponsored the ninth tour? Which was the most successful tour?