Watch Martha Stewart and Snoop Dogg test how well they actually know each other with the 'Best Friends Challenge'

• Martha Stewart and Snoop Dogg put their friendship to the test on "The Tonight Show" this week.
• Jimmy Fallon asked Stewart to name Snoop Dogg's favorite thing to cook, which she got right.
• He also asked Snoop Dogg to name a drink that represented Stewart - he chose vodka.

$4, but how well do they really know each other?

Jimmy Fallon decided to find out on Monday night's episode of "The Tonight Show" by having the lifestyle expert and rapper play the "Best Friends Challenge" together.

$4 appeared virtually on the show to put their friendship to the test as Fallon began to ask them questions.

First, Fallon asked Stewart to name $4. She answered "fried chicken with cornflakes," while Snoop Dogg revealed he had written "chicken wings."

"We'll take that! That's a match!" Fallon said.

Then Fallon asked Snoop Dogg to name the alcoholic $4.

The rapper confidently replied that it was vodka, although Stewart revealed she'd be a $4

"You forgot, Snoop!" Stewart exclaimed as they took the loss.

"$4 I had before the show," he quipped.

Then Fallon asked Stewart what Snoop Dogg would be if he wasn't a rapper.

While she replied with "basketball star or coach," Snoop Dogg claimed he'd actually be a pastor - much to everyone's amusement.

"Really, Snoop?" Stewart said as she laughed. "I noticed he was changing Jimmy, but I didn't know he was going that far."

Then it was time for the final question, and Fallon asked Snoop to finish the sentence that began "Martha has the world's greatest…"

It was a sweet moment for the pair, as Snoop Dogg revealed he wrote down "outlook on cooking."

Stewart, who was clearly touched, then revealed her answer: "Grandchildren, other than Snoop.

Talk about friendship goals.