  6. Sidekicks  Elijah WoodSean Astin Sean Astin (Sam to Elijah
Wood's Frodo in "Lord of the Rings") will autograph all weekend.
Anthony Daniels, aka C-3PO in the "Star Wars" series; and Steven
Yeun, Glenn on "The Walking Dead" (and a former Second City
vet), will do Q&A sessions. Daniels, 2:30 p.m. Saturday, Yeun, 4
p.m. Saturday