Hamlet's Antic Disposition From Hamlet, an ideal prince, ..
In fact, in the very first act, Hamlet warned his friends that he might sham an antic disposition, continuing to do so throughout the play as he plots his revenge.
Antic Disposition - Hamlet, essay by MichaelMathison
It is seen within the text Hamlet has a keen interest of acting and of several techniques for example, “Speak the speech, I pray you, as I pronounced it to you, trippingly on the tongue; but if you mouth it as many players do, I had as lief the town crier spoke my lines” (Shakespeare III, ii, 1-3).
His antic disposition is supported based on Hamlet’s intellect and emotional desperation.
The paper points out that in the very first act, he warned his friends he might sham an 'antic disposition,' and he continues to do so throughout the play while he hatches his plot for revenge.