Fans and the press were absolutely vicious; they said and printed things about Jaden that I refuse to repeat. Jaden had faithfully done everything that I’d instructed him to do, and I had coached him into the worst public mauling he’d ever experienced.’

Just as he wrote about lessons he learned when it came to Jaden’s career, he also wrote about the knowledge he gained when it came to his daughter Willow, now 21.

Following the release of her hit song Whip My Hair in 2010, Willow signed up for a month-long tour opening for Justin Bieber. However, she wasn’t enjoying the tour and told her dad she wanted to stop at the end of the European leg of the trip.

Smith reminded her that she had upcoming tour dates in Australia and therefore couldn’t stop touring. His daughter took drastic measures.

‘Willow came skipping into the kitchen for breakfast. “Good morning, Daddy,” Willow said joyfully, as she bounced to the refrigerator,’ Smith recalls in his new book.

‘My jaw nearly dislocated, dislodged, and shattered on the kitchen floor: My world-dominating, hair-whipping, future global superstar was totally bald. During the night, Willow had shaved her entire head.