Season the shrimp with salt and pepper.
Slice the garlic thinly.
Sauté the sliced garlic in a pan with olive oil.
Add the shrimp and cook until done.
Add cherry tomatoes and peperoncino, then stir-fry together.
Add the cooked spaghetti and toss everything together.
Adjust the seasoning with salt and pepper.
Finish with parsley.