Idiom

''Let the cat out of the bag''
It means to give away a secret.
Centuries ago in england, people used to buy pigs and other little animals from merchants, and they would give them to you in a bag.
Some merchants would give you a cat in a bag instead of the animal you selected.

Hello bob, what's up?
Yeah.. nothing.
Something happened to you, its pretty obvious, please tell me, I might be able to help, let the cat out of the bag buddy.
Thanks, my friend, the truth is I stole something from the oxxo last night.
You should give it back, theft is a serious matter.

Heed is a heavy metal band.
Oblivious is part of the original soundtrack of a movie called Garden of the Sinners.
Winners stand in podiums wheever they get one of the three first places in the Olympics.
The bad guys in the game ''League of Legends'' are Noxians, as in Noxious.
Lake Placid is a village in New York.
Bilk, Oberbilk and Unterbilk are parts of Düsseldorf and together with Hamm, Flehe and Volmerswerth they constitute City District 3.
Renown '57 is the name of a drum set.
Replete is the name of a young band.
Pan's Labyrinth is a famous movie made by Guillermo del Toro.
Lacrimosa is a german band.

mspaintadventures.com
Andrew Hussie, the creator of many web comics like, Problem Sleuth, Homestuck, has a webpage called mspaint adventures, where he updates almost daily a new page on his story, homestuck
Homestuck has a super huge cast of unique characters, he deals with many subjects, like music, videogames, even religion, in a non insultive way.
The story talks a bout a boy named John and his friends, and the adventures they have while playing a ''game'' that resulted in the destruction of the world.

Challange
I once tried joining a football soccer team when i was like 12 years old, I was totally obvlivious about soccer.
My friends were very very passionate about soccer, yet they were all placid.
I told them I was a good goalkeeper, I guess I did sound credible, since I became the team's goalie.
My mind was replete, I had no idea what I was doing.
They seemed they wanted to put the football on a podium.
One of my teammates was a renown player, and the other team had a noxious boy that always cheated.
The field seemed like a labyrinth.
I left the match after 20 minutes had passed, the score is an enigma to me.

Heed-Heed the Language Art's lesson.
Oblivious-That man is totally oblivious, he doesnt know anything.
Podium-Please put that statue on that podium
Noxious-Terrorists are so noxious, they are bad people.
Placid-My friend is very placid, hes always smiling.
Bilk-Hey, don't you dare bilk during the exam.
Renown-McDonalds is renowed because of their hamburgers.
Replete-This storage is replete, try the other warehouse.
Tangible-Love isn't tangible, you cant touch it, but you can feel it.
Labyrinth-I'm stuck in a labyrinth, man, I never solved a maze.
Credible-Everyone believes me, I'm credible.
Enigma-That girl is an enigma, i can never tell what shes thinking.
Tardy-You are so tardy, you're always late!
Blatant-I don't think i was ever so blatant.
Obdurate-Don't obdurate, youre blocking my path.
Tawdry-Tawdry Jewerly is cheap.
Enshroud-Hurry! Enshroud yourselves!
Lachrymosa-Lachrymosa plays good music, its kinda saddening, but its good.
Plethora-Plethora of websites criticizing starbucks.
Tedium-Im so bored, this must be the tedium of a long trip.