British singer Lily Allen generally finishes her concerts in under an hour on the tour for her latest album "West End Girl." This new concert format is causing mixed opinions in the music industry. While some music fans question whether the short concerts are worth the ticket prices, others find the experience more intense and focused. A review published in the Washington Post states that these short concerts are not a deception, but rather an effort to present the music experience in an innovative and effective way. Short concerts allow artists to maintain high energy and performance quality, while also offering listeners a more intense music experience. Whether this format will become more widespread in the music industry in the future remains to be seen.