Major changes have caused a rift in the Plath family.

Lydia talks about her secret crush, and Moriah goes on her first date ever.

Ethan is left speechless after Olivia gets a body piercing.

Ethan and Olivia realize they need to move farther away from Kim and Barry.

Moriah keeps her promise to Max and introduces him to her family.

Ethan and Olivia plan to get couples tattoos.

Lydia talks with Kim about her crush, and Ethan meets Olivia in California.

The family holds a tender memorial for their late son and brother, Joshua.

After a long period of no contact, Ethan decides to confront his parents.

Ethan and Olivia's relationship is on the rocks.

Darian is a role model for her younger siblings, and she loves the arts.

Nothing beats the fun of being a quintuplet, except maybe being a Derrico!

Derrick enjoys research and fancies himself an expert on everything!

Twins Dallas and Denver are truly two peas in a pod!

Diez and Dior are fiercely following in their siblings' footsteps!

The triplets came into the world after a 6.4 earthquake shook up Las Vegas.