Bradley Walsh poses a hilarious question to his son while on the road

Bradley Walsh and his son Barney are currently living the American dream on their show 'Breaking Dad'.

The show, which is currently premiering over the UK, follows the two around the USA while they take eachother out of their comfort zones and do amazing activities. 

Since episode one they have skydived, experienced an astronaut simulator, and tried their hand at water skiing.

Take a look at the amazing trip here:

WATCH MORE: 

• Barney Walsh reveals why he was genuinely concerned for his dad's health during filming 
• Watch Bradley Walsh skydive with his son 

But the funniest part of the trip that has been shown so far may be the discussion that the two had over cacti.

Take a look at it here:

Now we're just confused! 

If you want to watch the full show, you can here.