Whether it's the classic:

Summertime, and the livin' is easy
Fish are jumpin' and the cotton is high
Oh, your daddy's rich and your ma is good-lookin'
So hush little baby, Don't you cry

One of these mornings you're gonna rise up singing
And you'll spread your wings and you'll take to the sky
But 'til that morning, there ain't nothin' can harm you
With Daddy and Mammy standin' by

Summertime, and the livin' is easy
Fish are jumpin' and the cotton is high
Oh, your daddy's rich and your ma is good-lookin'
So hush little baby, Don't you cry

One of these mornings you're gonna rise up singing
And you'll spread your wings and you'll take to the sky
But 'til that morning, there ain't nothin can harm you
With Daddy and Mammy standin' by

Or the Jamies hit single.  We can all revel in the fact that

It's summertime summertime sum sum summertime

Summertime summertime sum sum summertime

Summertime summertime sum sum summertime

Summertime summertime sum sum summertime

It's summertime!