Gintoki and Sakamoto reveal themselves and attack the Double Dragon generals.  Meanwhile, Elizabeth has launched in the Gunsam to battle Dark Vader in a duel to the death.  Elizabeth is helpless against Dark Vader.  That is when Katsura arrives to protect his friend's back!
There's no need for apologizes or farewells.
No hay necesidad de disculpas o despedidas.
Então não há por que pedir 
desculpas ou dizer adeus.