By Alex West While being honoured with a story on the Hollywood Walk of Fame, Zac Efron took a moment to reflect on the late Matthew Perry. As part of the ceremony, the High School Musical actor was given the opportunity to give an acceptance speech. He talked about working with Matthew while filming 17 Again, saying he was “so kind and generous with me”. In fact, Zac believes that working with Matthew and Burr Steers had a major impact on his life, ‘propelling and motivating him.’ He said: “It really pushed me into the next chapter of my career, and for that, thank you so much, Matthew. Think…