Next petland protest in austin texas?

I have fond articals like this one ( http://www.care2.com/c2c/groups/disc.html?gpp=96&pst=848749 ) That say it is on march 29th...but its kinda past march 29th, so can any1 tell me when the next 1 is???

Petland Protests in Austin continue the month of April every Saturday from 11-3pm at the Petland store in South Park Meadows shopping center. I-35 and slaughter lane exit
at entrances between chili's and Cinemark.
Bring friends and signs!