banned for carrying on with the band

Banned for bric and brac.

banned for utter nonsense 

Banned for unparalleled and unabridged tripe in the 1st degree.

Banned for multi-verses and other humongous stuff too tiny to see.

Banned for taking humongous doses intravenously and tripping over various 'verses' that either didn't rhyme and wouldn't make a cheeky Limerick with rude connotations of humourous intent.

Banned for the ten hundred fifty three...times....plus the thirty one before that...+/-...ten nineteen (a conservative number) to wit...Engaged in spooky action at a distance (entanglement to you nerdies) to influence aforementioned equation to join the dark side. 

Banned for elongated nerdgasms and punking out on steamed vegetables with lashings of cyber sauce and herb and garlic bagels smothered in punk gravy with a hint of Victorian era mint.

banned for going steampunk

Banned for steamy posts.

banned for posting steamy piles of manure from a domesticated male cow 

Banned for the multi-coloured male cow and its brethren are pigments of your deluded imagination.

Banned for delusional theorems.

Banned for aspiring to be a mathematician with more theoretical problems than answers.

Banned for theories that prove the earth is square. 

Banned for wild and impromptu guesses relating to the geological formation of a dynamic planet that is known to be flat when we need it to be, and spherical when NASA sends pic back from space.

Banned for orbs and oblongs and spheroids and other obelisk types what don't have right angles or straight lines or protruding appendages that wiggle when a naughty vixen gets too close. 

banned for geometrical talk

Banned 'cause the latest episode of Humpty Dumpty was canceled due to a hard surface.

banned for cracking up at such things

Banned for not realising that if you fly a plane upside down you're bound to have crack UP.

Banned for really old joke. Heard it when I was a kid, about......that long ago.

Banned for having grey hair, what little you have left, that is, and being able to remember thaaaaaat long, long ago.

Banned 'cause some ancient memories get burned into your grey matter.

Banned for it's not grey matter you gotta worry about, it's when your anatomy goes grey and lifeless.