We all have that friend who acts innocent but understands all the dirty jokes.

34 Fiery Hearted Feline Memes for Ferociously Funny Cats With a Whiskery Sense of Humor 1

34 Furnomenal Feline Funnies and Cat Memes to Meow Through The Madness of Being an Adult 2

Top 20 Cat Memes of The Week - Cheezburger Users Edition #342 3

Comical Collection of 'Not My Cat' Moments When Humans Were Delighted To Welcome An Unexpected Feline Visitor 4

30 Feline Firsts and Purrfect Pictures of Pawsitively Precious Kittens Taking Their First Look at the World 5

Whimsical Wednesday With 25 Purrfectly Funny Feline Memes To Pounce On The Midweek Blues 6

Purrpetually hungry 1

24 Funny Furry Felines For A Purrfect Dose Of Midweek Cat Cuteness 2

Monorail cat 3

Instructions unclear 4

Mmm delicious 5

Copycats 6