Where: Metrodome

When: today (9 a.m. to 6 p.m.), Sunday (9 a.m. to 4 p.m.).

Tickets at the door: Adults $15, children 14 and under $8 (advance ticket sales ended on Thursday).

Highlights: More than 60 former, current and future Twins will participate in autograph and photo sessions.

New rules: Fans will need to win a random draw to participate in sessions involving Joe Mauer (9:15 a.m. start) and Justin Morneau (11 a.m. start). Fans will need to pick up colored wrist bands before the sessions, and only those with the winning color -- and the $35 autograph fee -- will be allowed in line.

Other highlights: Baseball cards and other collectibles; silent and live auctions; batting skills area.

Plus: Auditions for singers hoping to perform the national anthem at Target Field.