ðɪ ˈælbəm spˈænz twˈɛnti ˈeɪt jˈɪɹz ʌv hˈɑːɹpɚz ɹᵻkˈoːɹdᵻd ˈaʊtpʊt ænd fˈiːtʃɚz ɐ nˈʌmbɚɹ ʌv ɡˈɛst mjuːzˈɪʃənz, ɪŋklˈuːdɪŋ dʒˈɪmi pˈeɪdʒ, dˈeɪvɪd bˈɛdfɚd, kˈiːθ mˈuːn, ɹˈɑːni lˈeɪn, dˈeɪvɪd ɡˈɪlmɚ ænd kˈeɪt bˈʊʃ.
The album spans 28 years of Harper's recorded output and features a number of guest musicians, including Jimmy Page, David Bedford, Keith Moon, Ronnie Lane, David Gilmour and Kate Bush.