Because brutus was told that caesar betrayed rome, or would betray it by fulfilling his amition to become king.
Caesar's ghost says he comes to tell Brutus that he (Brutus) will see him (the ghost) at Philippi. But this is not what he means. What he means is that Caesar will be revenged on Brutus at Philippi
Anthony tricks Brutus into letting him give a soliloquy at Caesar's funeral. He uses the opportunity to sarcastically implicate Brutus and Cassius in Caesar's murder. He says that Brutus considered Caesar "ambitious" using his speech to use Brutus' own words against him.
The difference about Caesar dialogue in comparison to Brutus is that Caesar departs in another politician. Also that Antony tries to give the crown to Caesar three different times.
maybe brutus says that
A letter.
Because Antony had no intention of allowing Brutus and Cassius to get away with murdering Antony's friend Caesar, or with impeding Antony's desire to become as powerful a ruler as Caesar was. He didn't give a hoot what Cassius and Brutus told him to do; he agreed with them temporarily because they were a dozen dangerous men holding bloody knives, but had every intention of breaking his word the moment he could.
artemidorus
because he killed Caesar out of jealousy and not for the good of Rome like Brutus did
In Shakespeare's "Julius Caesar," Antony promises Brutus that he will speak at Caesar's funeral and will not blame the conspirators for Caesar's death. He assures Brutus that he will only speak good of Caesar and will respect Brutus's wishes, thereby maintaining the trust between them. However, Antony's true intention is to sway the crowd against the conspirators, ultimately turning public opinion in favor of Caesar.
he said he would give everyone a banana
he says he is not a gamesome..
Caesar's Ghoats comes to see him in the middle of the night.