Transfer ANGER: 10 TOXIC moves, including BITTER Arsenal, Chelsea, Liverpool & Man Utd deals

9. Pierre van Hooijdonk – Nottingham Forest to Vitesse (1999)

After strike partner Kevin Campbell was sold prior to the new season, van Hooijdonk decided it was time to go on strike. Although he did feature for the club later that campaign, he was ignored by teammates and eventually sold after severing all ties.