Tori Spelling sunglasses red lipstick pregnant umami burger mazi dress Dean McDermott

Their family is growing so fast!

Though you can hardly even tell the super tiny Tori Spelling has a bun in the oven, she revealed on Monday via Twitter she's expecting baby #3 with hubby Dean McDermott.

Tori Tweeted: "I know there's been a lot of speculation, so I wanted everyone to hear from me ... It's official ... Dean & I are PREGNANT!!!!."

The happy pair stepped out to visit a local burger joint, so Spelling could satisfy her cravings. She's eating for two now, after all!