Nobody will ever argue that Prince William is as adorable as his cute brother Prince Harry, especially when they were children! Now, give yourself a treat and relish the good old days when William's cheeks were worth a pinch and their dear beautiful mom, Princess Diana, just can't stop but adore his eldest boy.
William and Harry really love their pets.
Patiently waiting for someone, perhaps?
While playing the piano with Prince Harry.
"Come on, Mommy! We need to catch the train!"
Hiding from the guards, perhaps?
"What a cute baby you are!" Diana said.
With Prince Charles, Princess Diana, Prince Harry, in Highgrove.
"Now, you two behave. We'll be visiting Grandmama in Balmoral."
Princess Diana with a three-year-old Prince William and Prince Harry, 18 months, arriving at Aberdeen airport for spring weekend at Balmoral
"Isn't this horse adorable?"
Once upon a time, they were this happy.
William goes to school
Prince William on his first day at Mrs Mynor's Nursery school in London's Notting Hill.
Princess Diana and Prince William, in New Zealand, 1983.
"Let's get that nail trimmed, alright?" Diana told Baby Wills. "Now, where's Nanny?"
"When I was younger, my parents used to always slap my hand if I was picking my nose...I sort of understood that when I was around her I needed to be a little but more low key and a little bit more polite." - Prince William
Prince William teaching Harry how to walk, 1985.
Two years old and towheaded, William takes a seat on his mother's lap for a portrait session in May 1984.
A throwback picture of Princess Diana at Kensington Palace with baby Prince William and Prince Charles.
On Prince William's christening
William tries to steal the scene on the christening of Prince Harry in 1984.
"This show's mine!" Harry reacted.
Something must be hilarious over there...
"Yes, mummy, I can see it!"