Jester

a jokester that loves playing around 
you hardly will take something seriously
IF you want to make you mama joke
thats the subclass for you

You took your powers from pure insanity
LITERRALY
you joked around so much that the sanity that people around you lost became your power

HELLO THERE

At 1st level You learned to Jumpscary people, make bad jokes and make bad imitations
you gain profiency in performence and stealth and the actor feat

oh shit i dunno how to fight

You are a lover not a fighter
you have disavantages in all attacks that aren´t magic

Jokester

You can use magic to assist you in your performences
you can cast major illusion as a catrip
AND You finnaly to dodge attacks your ac gains a bonus of 2

YOU MOM

You can use a action to insult a enemy
it deals 4d6+6 damage and makes them stunned

OOPS

Beginning at 18th level,you can roll on the wild magic table
AT WILL