Try asking for a visual with Heathrow Director.
Then provided the weather is fine just hand fly it (F/Ds off) from BIG/LAM/OCK/BNN outbound. LHR is easy because you always know what you're going to get, it's always the same vectors and speeds. At least you will practice your scan.
Standing by for a lot of flak from automation junkies horrified at the thought of actually flying through the London TMA rather than letting George do it...