Jessica Simpson and Cacee Cobb's Sons Are 'BFFs In the Making'

Feb. 24, 2014— -- It doesn't get much cuter than this.

Jessica Simpson shared a picture of her new 8-month-old son Ace and her best friend CaCee Cobb's son Rocco, who is about the same age, playing together.

Read: Jessica Simpson Has 'Selfie Fun' With Son Ace

"BFF's in the making! @caceecobb #ACEANDROCCO," Simpson shared on Instagram over the weekend.

This comes only hours after Simpson posted "selfie fun" with her and Ace watching TV together, another adorable pic.

Related: Meet Donald Faison and CaCee Cobb's Son

Faison said having babies at the same time has only strengthened the bond Simpson and Cobb have.

"They hang out all the time anyway, but now they hang out and talk baby stuff, look at baby stuff online and go shopping for baby stuff together," Faison told People magazine last year. "Cacee's loving it."