Queen and Adam Lambert have prepared for their upcoming North America tour with a show in Los Angeles.

The band performed at the iHeartRadio Theater on Monday (June 16) ahead of their full tour, which opens in Chicago on June 19.

The veteran rockers and Lambert engaged in a Q&A with Nikki Sixx before launching into their set, which included tracks like 'Fat Bottomed Girls' and 'We Will Rock You'.

The show was broadcast to fans as Lambert played once more with his Queen idols.

The band meanwhile are due to tour in Asia and Australia following their North America stint.

Follow us: @Pressparty on Twitter / Pressparty on Facebook.

Watch the show below: