But the family is thrown for a loop when Cate's wayward nephew, C. (David Spade), moves in and finds it hard to resist getting himself into trouble or offering questionable advice to the kids.
Now more than ever, Cate needs to be there for her kids - particularly her daughters.
PHOTOS: Costars reunited "#8simplerules siblings all grown up forever attached at the hip with these two! I love you guys," Davidson, 35, captioned via Instagram. Siblings for life #8simplerules #grandpagarner." Sign up now for the Us Weekly newsletter to get breaking celebrity news, hot pics, and more delivered straight to your inbox!
@martinspanjers @amy_davidson," Cuoco, 29, captioned one pic on July 19.
8 Simple Rules (originally known as 8 Simple Rules for Dating My Teenage Daughter) is an American sitcom, originally starring John Ritter and Katey Sagal.
It debuted on ABC on September 17, 2002, and concluded on April 15, 2005.
She was so happy to see me...running toward me as if I was the light of her world. I remember how my heart warmed to see my beautiful little girl that day and so many day. I did all the things for my daughter and my son that had never been done for me.