50th Birthday Invitation Ideas 2016-08-11 | Noi Pick out the best 50th birthday invitation ideas from our wide variety of printable templates you can freely customize to match any party theme. Also read: Personalized Circus Birthday Invitations Related posts:Printable Invitation KitsDiaper Shower Invitations TwinsCharity Luncheon InvitationsSkate Birthday Invitations TemplatesRoller Skating Party Invitations Printable7th Birthday Invitation Wording