Dallas Summerfest is a 4-day, city-wide event that offers something for everyone, and is the largest event in Dallas all year with over 10,000 attendees! This year the event theme is āA Space Adventureā! The 4th day of our event on Sunday, moves to the City Park where the Dallas Rotary hosts āBreakfast in the Parkā and the āTom Newton Car Showā, along with the Dallas Arts Associationās āArt in the Parkā and the āPolk County Bounty Marketā. Visit the Toyota showcase on-site, hosted by the iHeartRadio Street Team for free, space-themed, electronic green screen photos, to spin the prize wheel and for a chance to win Toyota Let's Go Places trips!