Paramount Pictures luminaries watch Rhythm on the River horse race at Del Mar race track in 1940

The transcript introduces several celebrities, including Gloria Dixon, Bing Crosby, and Lillian Cornell, highlighting their unique attributes. Mary Martin is presented as the feature attraction, with a focus on a feature race called 'Rhythm on the River.' The narrative concludes with an exciting movie turf thriller involving Royal Crusader, emphasizing the thrilling nature of the race.

What is the name of the feature race?

Which horse is closing fast in the movie turf thriller?