Michael T. Pins (with a badge that says "Mark Olson"), Erik V. Olson in red hat. (It's actually a "Red Hat" red hat, in fact.)
Westercon 54, Portland Part 7: Thursday Evening (05-Jul-2001)
L.A. in 2006 Worldcon Bid party. Elspeth Kovar at left looking at the red stickers, Geri Sullivan in the background handing out stickers, Edmund Meskys next to Geri, Michael T. Pins in green shirt taking a penguin sticker, someone by the window holding a cup, Morris Keesan in the foreground with his jaw chopped off, someone else with a green plaid shirt.
Boskone 39 Part 7 - Friday Night (15-Feb-2002)
Patrick Molloy in a hat waiting with his plate at left, Erik V. Olson, someone down below, Stephen Boucher, Pat McMurray, Todd Dashoff holding a plate in one hand and a mug in the other; various people behind the barbecue including Lisa Garrison-Ragsdale with long red hair, John Sapienza in horizontally striped shirt, Seth Breidbart, Ruth Leibig behind Pat, Christian B. McGuire in hat in the back, Michael T. Pins talking to Seth, Alan Rosenthal, and Ian Stockdale in the vertically striped shirt. Caption suggestion: "Who shut off the gas? Watch out for the flames, Erik!"
Bill's Picture Gallery: Smofcon 20: Smof Diego Part 1 (07-Dec-2002)