AYER — A retirement dinner honoring Don W. Parker, retiring principal of Ayer High School, will be held Tuesday, June 21, from 6 to 10 p.m. at the Bull Bun Restaurant, hosted by the staff at AHS.

Tickets can be purchased at the school’s main office. The $40 ticket price includes dinner and gift. The Bull Run is located at 215 Great Road, Route 2A, in Shirley.

Call 978-772-8600, ext. 202 or 209, for information.