Retna Digital 1 / 5

Jamie Lynn Spears has split from Casey Aldridge, with whom she has a 19-month-old daughter, has learned.

Star magazine is also reporting that the 18-year old has moved on with a new boyfriend, 28-year-old James Watson, a businessman she reportedly met about a year ago.

RELATED: See which celeb couples have the most dysfunctional relationships

The younger sister of Britney Spears, star of Nickelodeon's hit "Zoey 101," made headlines in 2007 when she announced that she was pregnant at the age of 16.

A year later, rumors spread that she and Aldridge, now 20, were engaged after she began wearing a diamond ring. Around the same time, she wore a shirt that read, "The Rumors Are True."

RELATED: See pics of Britney Spears

Months after her 17th birthday, she gave birth to daughter Maddie Briann in June 2008 at a hospital in Mississippi, near her Kentwood, La., hometown, where she owns a home.

RELATED: See which celebs welcomed new arrivals in 2009!

In a 2008 interview, Lynne Spears said she was proud of her daughter but was sad at all the scrutiny she endured.

"Nobody wants their children to have these kinds of hardships or bumps," Lynne said. "Who would want that?"

More on

See a cute shot of Jamie Lynn Spears with her daughter

Can you spot Jamie Lynn Spears' bump in this gallery?

See all the crazy outfits Jamie Lynn's sister Britney has worn on tour