Saw this earlier in Asda when I went to get my cherry pepsi max. I've never used a gas BBQ but seems a reasonable price (happy to be shot down though).
Instore (ASDA benton and online)
Compact 4.9kw gas BBQ with 2 burners and push button ignition. Supplied with hose and propane gas regulator. Includes wheels for ease of movement. BBQ tools not included. Lid will be supplied in 1 of 2 colours, red or blue. Uses propane patio gas.