Alvin Hopkes was born April 18, 1928 and will celebrate his 90th birthday this year. Friends and family are invited to an open house in his honor. The open house will take place Saturday, April 21 from 2 p.m. – 4 p.m. at the Buffalo Creek Activity Center (Former Titonka School) located at 543 Dieckman Street NE, Titonka, IA.