After the '' Brothers in Arms '' tour ended Mark Knopfler took a break from Dire Straits and during 1987 he concentrated on solo projects and film soundtracks . Dire Straits regrouped in 1988 for the Nelson Mandela 70th Birthday Tribute concert staged on 11 June 1988 at Wembley Stadium , in which they were the headline act . They were joined for their set by Eric Clapton who performed his hit " Wonderful Tonight " with the group and played rhythm guitar on the other songs performed by the band , while guitarist Jack Sonni was absent . Soon afterwards , Williams left the band
Nelson Mandela 70th Birthday Tribute
Nelson Mandela 70th Birthday Tribute
Dire Straits