According to Pizza Hut, over 70 million children have participated since the program was founded in 1984, a Reagan-era initiative. Loudmouth, based in Indianapolis, is running its own summer reading program for grown-ups, including a pizza party. Through their public library’s summer reading program, Bukowski’s kids have already won tickets to a baseball game, and his 5-year-old daughter is determined to keep going. Now, the summer reading challenge’s group chat is popping with book recommendations, which is what they were hoping for, Nawrocki said. She’s also looking into the frosted red plastic cups that are “so very specifically Pizza Hut.”