It's Maddie Briann Aldridge!
The gorgeous 1 1/2-year-old daughter of Jamie Lynn Spears and Casey Aldridge was spotted with her mama and grandpa in Kentwood, La. on Tuesday (February 9).
Britney's 18-year-old little sister recently split from Casey and is rumored to be moving on in a new relationship with Hammond, La., businessman James Watson, 28.
