Naruto Episode 199 -

If you're in the original series, this is part of the "Konoha 11" filler arc where the village is under threat from within.

"Naruto is really about to beg for Sasuke's life to the Raikage... do you think he's doing too much for Sasuke at this point?" Naruto Episode 199

The Academy dojo target is actually a hidden trigger for the explosives. If you're in the original series, this is

Which series are you currently , and which Kage has the coolest entrance? If you're in the original series