The Summer Sun Celebration was coming up today, located in Canterlot right outside the castle, and Twilight and Pinkie Pie lately thought up a way to liven it up, they didn't tell anypony else how, they wanted to wait until the start of the party.
So, once the party starts at sundown, and everypony is having a good time, suddenly they see something enormous coming their way and soon see Twilight Sparkle flying and magically carrying a life size adult dark blue and green bellied dragon balloon, the same size as the red dragon Fluttershy convinced to leave, she sets it in front of everypony, then winks at them and makes the big balloon wave down at them and smile.
They ooh and smile upon seeing it do that. Then Twilight Sparkle makes it spread out its wings and do a muscular pose, then says, "Enjoy a new party attraction everypony. Pinkie Pie and me thought of it together. Move a giant balloon like a giant squishy puppet." as she makes it pin Moondancer under a big squishy foot and giggl