Nick Moran — English Actor born on December 23, 1969,

Nicholas James "Nick" Moran is an English actor, writer, producer and director, best known for his role as Eddy the card sharp in Lock, Stock, and Two Smoking Barrels. He appeared as Scabior in Harry Potter and the Deathly Hallows – Part 1 and Part 2... (wikipedia)

No one thinks they're irritating. Nobody thinks they're boring. So if you're playing a character like that you have to play them as how they think of themselves.
My brothers are both 6 ft. 5 in., and if you have younger brothers who are bigger than you then you have to learn the ancient martial art of sarcasm.
Someone told me about drama schools, and they seemed like mythological places - you can really go and be in drama classes all day? I inadvertently entered into this world where people wore bicycle clips and did song-and-dance routines in the corridors.
As my mum still candidly says, I was the runt of the litter.
Every film has to be the next something else; originality isn't celebrated because you can't market it.