Four people reveal what they learned after completing a strict no-spend challenge.
Shapps was pressed over how much the government spends on the armed forces.
The lavish celebration has been branded out of touch given the cost of living crisis – but is it really?
BBC Breakfast host Sally Nugent pointed out that the government is spending just a "third" of the recommended amount back into education.
Experts share the small spending habits that add up.
PM pledges biggest investment in the military since Cold War.
Save cash without missing out on enjoyment
Are you a big spender or far more thrifty when abroad?