Aly & AJ Michalka are Anastacia Amazing

Aly and AJ Michalka keep it simple as they walk back from getting drinks from Anastacia cafe in Beverly Hills on Tuesday afternoon (May 19).

The singing sisters were lunching with their grandfather. The duo tweeted, saying, “Going to lunch with Grandps later! Love him Xo A & A.”

AJ tweeted yesterday, saying, “Visiting my sis on set… :) Xo AJ”

Aly, 20, is currently filming Roommate with Minka Kelly and Leighton Meester.