[dayglored]

> He'd probably be arrested....

Have about 50 Reps with normal-sized white balloons, uninflated but with a small whippet-sized canister of helium to fill them rapidly.

Wait for a cue, then all at once, "PFFFFT!" the balloons inflate and launch.

Hey, they can't arrest them all, right?

[Rurudyne]

The Constitution actually forbids arresting Congresscritters involved in their duties.

[clearcarbon]

"Have about 50 Reps with normal-sized white balloons, uninflated but with a small whippet-sized canister of helium to fill them rapidly."

It might be easier to have them chewing and popping bubble gum all during the speech.