Inaba was a guest co-host on Live With Regis and Kelly when her partner of two years, accountant Jesse Sloan, appeared on set, got down on one knee and popped the question.
He said, "I struggle to find the words to express what you mean to me. You're an inspiration. You're everything to me. Will you marry me?"
The newly-engaged couple toasted the news with champagne with were joined by Regis Philbin and fellow guests Jake Gyllenhaal and comedian Howie Mandel.