1. Open house at Bradley Observatory. At Agnes Scott College, Dr. Kevin Marvel of the American Astronomical Society will talk, followed by a planetarium show and viewing with the observatory telescopes, weather permitted. Doors open at 7:30 p.m. Free.
2. Annie. St. Thomas More Catholic School will present this beloved musical at 8 p.m. Friday and Saturday and 2 p.m. Sunday. The school is at 636 W Ponce de Leon Ave., Decatur. Tickets are $12.
3. Expect colder weather Sunday. Friday, sunny with highs in the low 80s, lows in the mid-50s. Saturday, same temps with a 20 percent chance of rain. Sunday, the high will drop to around 70 and the low to 50, with a 30 percent chance of rain.
4. Make an announcement in Patch. Do you have something you want to tell the world? An accomplishment, a new business, an ongoing class? You can do it yourself by posting an announcement in Patch. Just go to the announcements part of the home page and do your thing.