Eyebeam celebrates the seventh anniversary the international artists' gathering, the Upgrade!, on Saturday April 29 at 3pm with a reception and presentations from the Graffiti Research Lab (GRL) and artist and activist Josh MacPhee, as well as new projects from the Geek Graffiti Course at Parsons The New School for Design. Projects reviewed include the LED Throwies which recently spread to millions of viewers though the internet. The event will include some hands-on DIY graffiti fun for participants. The Upgrade! Anniversary Brunch is open to the public free of charge with a suggested donation and will take place at Eyebeam, 540 W. 21st Street between 10th & 11th Aves.