Caitlyn Jenner is looking fabulous in floral! The on-trend lovely lady wore an all-white look, accented with a silk floral bomber and tan suede ankle boots for a lunch date with girlfriend Sophia Hutchins. The couple hit up Nobu Malibu in Cait's $200K purple Porsche, Sophia in a body-con LBD with a cornflower blue blazer and nude heels.

The couple still haven't gone public as an official "couple," but come on, people -- they're literally together on the daily and, in fact, they live together. Think Sophia's just rooming with Cait while she finishes her studies at Pepperdine University in Malibu? Uh, no -- it's a shack-up, people!

So our videographer caught up with the couple on Sunday, over the long holiday Memorial Day weekend and Caitlyn was surprised (happy?) to see him! Watch ...