The 2003-04 campaign delivered a revolutionary and ambitious season for Chelsea, marking the dawn of the Roman Abramovich era and his unprecedented spending. The Blues, under Claudio Ranieri, surged to a spectacular 2nd-place finish in the Premier League, their highest in nearly 50 years, finishing only behind Arsenal's 'Invincibles', and dramatically reached their first-ever UEFA Champions League Semi-final. Leading the league scoring charge was the ever-reliable Jimmy Floyd Hasselbaink, whose 13 goals proved his enduring value, while the emerging star Frank Lampard cemented his status by being voted the club's Player of the Year. It was a pivotal, high-spending year that immediately established Chelsea as a domestic and European contender, fundamentally changing the club's trajectory.. The 2004-05 campaign delivered a magnificent, record-breaking triumph for Chelsea as The Blues, under the guidance of the self-proclaimed "Special One" José Mourinho, clinched their first top-flight league title in 50 years and the League Cup. Leading the charge was Player of the Season Frank Lampard, whose 13 league goals and tireless box-to-box dominance proved crucial. The team set historic defensive records, conceding only 15 goals and keeping 25 clean sheets with new signings Petr Cech and Ricardo Carvalho anchoring the back alongside John Terry. The season also marked the arrival of legends like Didier Drogba and Arjen Robben, ushering in a golden era and creating a defining chapter in the club's history.