'Teen Mom' Season 3: Amber, Catelynn, Farrah and Maci to return

maci-teen-mom.jpg They're ba-ack!

"Teen Mom" will be back for its third season on Tuesday, July 5, with original teen moms Amber Portwood, Catelynn Lowell, Farrah Abraham and Maci Bookout (pictured) all set to return, MTV announced on Thursday, May 4. The network also announced that the docu-series has been green-lit for a fourth season.

The "Teen Mom" stars will also take part in a series of PSAs as part of the decade-long "It's Your (Sex) Life" campaign. Amber. Catelynn, Farrah and Maci will talk candidly about sex, pregnancy and prevention in the PSAs that support the National Day to Prevent Teen Pregnancy. To watch each girl's interview, click here.

Season 3 of "Teen Mom" will go even deeper into the girls' lives as they "confront old wounds, struggle to further their education, face strained relationships and strive to give their children the best life possible."

Are you excited for "Teen Mom" Season 3, Zappers?

Photo/Video credit: Getty Images