Topher Grace really loved reconnecting with his old That '70s Show costars on the 2023 spinoff, That '90s Show. "I had a blast doing that show," Grace, 47, exclusively told Us Weekly in a joint interview with his wife, Ashley Hinshaw, at the Art of Elysium's Heaven gala on Tuesday, November 11. "I only did the pilot with Ashton [Kutcher] and Mila [Kunis] and Laura [Prepon] and Debra Jo [Rupp] and Kurtwood [Smith], and to be able to spend a week [and] hang out, that was better than any high school reunion.