Gurren Lagann S01 E19 We Will Survive By Any Means Necessary

"Your drill is the drill that will pierce the Heavens!"

To soothe the public opinion, Rossiu overthrows Simon and puts him under arrest. But when the Anti-Spirals launch a large-scale attack on Kamina City, he is left with no option but to let Simon engage the enemy using the Gurren-Lagann, not before resorting to extremes to put him under his control.