The answer is catnip.

Top 20 Cat Memes of The Week - Cheezburger Users Edition #343 1

It's Time To Meet The Newly Adopted Faces Of The Week: 24 Wholesome Cat Adoption Stories 2

‘I heard meowing, and then this tiny kitten appeared’: Hooman Shares Wholesome Before and After Pics of Stray Cat Who Showed Up at Their Door, Adopting Fluffy Feline and Giving It a Furrever Home 3

Hooman Celebrates Runt of the Litter’s First Birthday, Sharing Hissterically Wholesome Pictures of Fluffy Feline’s Journey to Cat Adulthood 4

25 Funny Pictures Of Fluffy Felines To Fill You With That Friyay Feeling 5

A Parade of Pawsitively Precious Felines For A Day Full of Purrfection 6

Woman Who Found One-Week-Old Kitten In a Lowe's Hardware Store Shares the Journey of Nursing Her Into Missy, the Healthy Cat She is Today 1

A purrfect fit 2

It's Time To Meet The Newly Adopted Faces Of The Week: 24 Wholesome Cat Adoption Stories 3

A Cute Cup of 30 Comedic Cat Memes to Quench Your Fluffy Feline Thirst 4

Cat Surrendered for Being ‘Too Fat’ Gets Heartwarming Happy Ending After Going Viral and Being Adopted: ‘Us curvy girls gotta stick together’ 5

Puncat strikes again 6