Send this FREE You're Invited To A Birthday Celebration eCard to a friend or family member! Send free Birthday Party ecards to your friends and family quickly and easily on CrossCards.com. Share an animated Birthday Party eCard or a cute and funny ecard with your family and friends, it’s easy! Find that perfect Birthday Party card, add a personalized message, then press send! That's all it takes to brighten the day of a friend with a FREE eCard! CrossCards.com – Free Christian inspired online greeting cards.