The family welcomes their third child, Hattie Margaret McDermott!

Look back on Season Six of Tori and Dean: Home Sweet Hollywood!

It's Stella and Simone's birthdays and Dean tries to decide if he should reach out to his sisters after their long rift.

Tori asks the Millionaire Matchmaker to set Mehran up while planning her own birthday party.

Tori throws an overnight Royal Wedding party and then shoots Fashion Police the next morning. Meanwhile Dean ends up needing stitches after he slices his hand at culinary school.

Tori beats the tabloids to the punch when she announces her pregnancy on Twitter. But how will she apologize to Kathie Lee for lying about her pregnancy on the TODAY show?

Look back at all of Tori and Dean's most memorable moments counting down to the birth of Baby Hattie!

Check out these photos from Tori & Dean: Home Sweet Hollywood Episode 4: Not the Whole sTORI!

Revisit some of Stella's cutest moments so far this season!

Tori and Dean go to Texas in search of inspiration for InvenTORI. Meanwhile, Tori stresses over how to hide her baby bump from the prying paparazzi.