Dance Moms' alum Mackenzie Ziegler shows off her stunning physique in a gray bikini in celebration of her 21st birthday!

A weekly “pyramid” of headshots ranks the girls each week ... as she melts down in the face of increasing turmoil. Maddie Ziegler, now 21, is among the more successful entertainers to come ...

Maddie Ziegler, modeled a white long sleeve shirt and trendy straight legged jeans while posing on her couch in front of a carefully curated gallery wall. Mackenzie, who typically goes by her ...

Maddie and Mackenzie Ziegler have four siblings: Ryan, Tyler, Matthew and Michele Image Press Agency/NurPhoto/Shutterstock Maddie and Mackenzie Ziegler come from a ...

If Mackenize sounds familiar it is because her older sister is Dance Moms standout Maddie Ziegler, 20, who was in the movie West Side Story. Mackenzie was seen at the event wearing a black bra top ...

Maddie Ziegler opened up about the lasting effects of starring on "Dance Moms" as a child. She said her mother recently apologized for putting her (and her little sister) through the reality show.

Maddie Ziegler attends the Proenza Schouler Fall 2023 Show wearing a matching ribbed set by the design house. Maddie Ziegler attends the Proenza Schouler Fall 2023 Show wearing a matching ribbed ...

Maddie Ziegler is opening up ... “Definitely.” Ziegler, who was Miller’s star dancer, and her little sister, Mackenzie, left the show in season 6 -- a decision Ziegler says made her feel ...

"She's given me so much good advice and is such a big inspiration to me," Mackenzie Ziegler previously told PEOPLE about her older sister and Dance Moms costar Maddie Ziegler is showing some ...

LOS ANGELES, CALIFORNIA - MAY 18: Maddie Ziegler ... CALIFORNIA - DECEMBER 07: Mackenzie Ziegler attends Disney Studios' premiere of "West Side Story" at El Capitan Theatre on December 07 ...