They are best known for their roles as Janice (Milly) and Jessica (Becky) Ellis on The Suite Life of Zack & Cody, and for their roles as Annabelle "Annie" (Milly) and Isabelle "Izzy" (Becky) Woods in Legally Blondes (2009).

They have lived in Latin American countries such as Colombia, Argentina, and Venezuela.

Milly and Becky were discovered when they were picked out of the audience by one of the executive producers of The Suite Life of Zack & Cody at a live taping of the show.

They starred in a pilot episode for Suburban Legends which was not picked up as a series ultimately.

In 2015, they announced on their Facebook and Instagram accounts the disbandment of their group due to the death of their mother[5] and have since retired from the entertainment industry.