Please reconsider you use of HELIUM balloons. You may or may not have known that HELIUM is a finite resource used in productive processes in science,healthcare and many other applications. Now that you have this information you can use it to better not only yourself but the world. The ball is in your court. You can have this birthday party , announce to everyone "I was going to use helium filled balloons but realize the world is running out of F!@#&*G helium and decided it was just NOT worth it. so here we are" Do the right think...we are all counting on you.