9-ball billiards tournament. There will be a billiards tournament with double elimination and handicap. 7-9 p.m. $3. Student Union Memorial Center, Games Room
Masters recital. Robin Griffeath will present a vocal performance on voice at Holsclaw Hall. 7 p.m. Free.
Steward Observatory public evening lecture. This lecture by Maj. James McGaha, director of the Grasslands Observatory, will be on “”Aliens Among Us: Are They Already Here?”” 7:30-8:30 p.m. Steward Observatory, Room N210
Weekly writing workshop. This lecture will be on “”Perfecting Punctuation, Part II.”” 5-6 p.m. Modern Languages building, Room 210
Media That Matters film festival. These short films by youth filmmakers from around the country will focus on gender issues. Noon. Student Union Memorial Center, Room 404
Monday night film series: “”Assaulted Dream (Asalto al Sueño).”” This documentary was shot on the border of Guatemala and Mexico and documents immigration across Latin America. 7-9 p.m. Aerospace and Mechanical Engineering building, Room S202