Bootsy Collins was honored to contribute to Sly Stone's new album, TheMortonReport.com reports. I’m Back! Family and Friends is in stores August 16th and features Bootsy on "Hot Fun In the Summertime." "It’s one of those kind of songs where, you know, you’re in your convertible and you’ve got the top down," he said. "It’s perfect for me to be on. It’s one of my all-time favorites."