How Merlin got a cellphone

"Arthur we must be careful because"
Ring ring ring!
"what is that sound Merlin?"
"it's my cellphone."
"what is a cell..phone?"
"well I got it in a time called the 21 st century"
"21st century?"
"yes Arthur, 21st century. They have things you cant imagine. Pickles, hamburgers, and sliced bread"
"what is sliced bread?"
"it's bread or a roll cut into slices"
"oh my gosh Merlin that's amazing!"
" I know Arthur i am amazing"
"no i meant the"
"Arthur flattering me anymore will not do you any good."