Lista de Títulos
| A1 | Tightrope | 5:00 | |
| A2 | Telephone Line | 4:38 | |
| A3 | Rockaria ! | 3:12 | |
| A4 | Mission (A World Record) | 4:24 | |
| B1 | So Fine | 3:55 | |
| B2 | Livin’ Thing | 3:31 | |
| B3 | Above The Clouds | 2:16 | |
| B4 | Do Ya | 3:45 | |
| B5 | Shangri-La | 5:34 |
Compañías, etc.
- Copyright fonográfico ℗ – United Artists Music And Records Group, Inc.
- Copyright © – United Artists Music And Records Group, Inc.
- Publicado por – United Artists Music Ltd.
- Publicado por – Jet Music Ltd.
- Comercializado por – United Artists Records Ltd.
- Grabado en – Musicland Studios
- Mezclado en – Musicland Studios
- Grabado en – De Lane Lea Studios
- Editado en – Cherokee Studios
- Prensado por – Skandinaviska Grammophon AB
Créditos
- Arranged By [Orchestra And Choral Arrangements] – Jeff Lynne, Louis Clark, Richard Tandy
- Art Direction – Ria Lewerke
- Artwork [Very Special Effects] – Bob Hickson
- Cello [Barcus Berry], Effects [Maestro Echoplex] – Melvyn Gale
- Cello [Barcus Berry], Effects [Systech Phaser, Mutron III, Mutron Phasor, Maestro Echoplex] – Hugh McDowell
- Conductor [Orchestra Conducted By] – Louis Clark
- Design [Cover Design], Cover [Cover Design], Illustration, Photography – Kosh*
- Drums [Slingerland], Synthesizer [Mini Moog Drum], Percussion, Backing Vocals – Bev Bevan
- Electric Piano [Wurlitzer Electric Piano EP200], Synthesizer [Mini Moog, Micro Moog, SLM Concert Spectrum], Electric Guitar [Electra x320, Gibson SG Custom], Clavinet [Hohner], Grand Piano [Yamaha C7], Mellotron [M400], Pedalboard [Morley R.W.V. Pedals], Effects [Maestro Phase Shifter], Percussion, Backing Vocals, Effects [Systech Flanger] – Richard Tandy
- Engineer [Cherokee] – Duane Scott
- Engineer [De Lane Lea] – Dick Plant, John Richards
- Engineer [Musicland] – Mack (2)
- Lead Vocals, Backing Vocals, Lead Guitar, Rhythm Guitar, Slide Guitar, Guitar [Gibson Les Paul, L5S, Marauder, Ovation Legend, Ovation Pacemaker], Percussion, Electric Piano [Wurlitzer EP200 Piano] – Jeff Lynne
- Music By [All], Lyrics By [All] – Jeff Lynne
- Other [Hot Pies] – Anna, Francois
- Photography By [Portrait Photograph] – Moshe Brakha
- Producer [Produced By] – Jeff Lynne
- Violin [Barcus Berry], Effects [Maestro Echoplex], Effects [Univox Univibe] – Mik Kaminski
- Vocals, Bass Guitar [Gibson G3], Percussion, Backing Vocals – Kelly Groucutt
Notas
Released in laminated embossed sleeve with paper inner sleeve with rounded corners containing the song lyrics and credits.
Recorded and Mixed at Musicland Studios – Munich, Germany
Orchestra and Choir Recorded at De Lane Lea Studios – Wembley, England
Edits and Things: Cherokee Studios – Los Angeles, California
Made in Sweden.
