Have you ever wondered what these sayings mean?! | Matty & PJ's Best Bit

Matty has learnt what the saying "break a leg", "rule of thumb" and others actually mean. Matty McLean and PJ Harding are New Zealand's warmest, most unpredictable drive show - perfect for the commute, the school run or whenever you need something to laugh about on the way home! They're live on The Hits nationwide every weekday afternoon from 3-7pm. Listen to the live show on iHeartRadio Click…