Thirty Seconds to Mars review -- Jared Leto gives half-empty arena his full attention; O2 Arena, London The Hollywood actor may not be the world's greatest rock star, but his committed, fan-friendly performance has charm

Byline: Michael Hann Star Rating: 3 stars The first sense that this might not be the busiest show in the O2 Arena's history comes in the concourses: no one is [...]