40 Birthday Party Invitations 2016-08-04 | Lei Pick out the best 40 birthday party invitations from our wide variety of printable templates you can freely customize to match any party theme. Also read: High School Reunion Invitation Wording Related posts:Graduation Cap Pop Up InvitationsGolden Anniversary InvitationsHousewarming Invitation QuotesBusiness Dinner Invitation Templates FreeElegant Lace Wedding InvitationsSurprise 40th Birthday Invitations