&lt;p&gt;This weekend there was gridlock in downtown LA as the premiere of Pixar&#039;s Cars 2 rolled into town. Ben Child waved from the kerb&lt;/p&gt;&lt;div class=&quot;author&quot;&gt;&lt;a href=&quot;http://www.guardian.co.uk/profile/benchild&quot;&gt;Ben Child&lt;/a&gt;&lt;/div&gt;&lt;br/&gt;&lt;p style=&quot;clear:both&quot; /&gt;