Here's my FAQ: 1. I use Canon EOS 1100 D body with Canon EF 70-300 mm f/4-5.6 IS USM lens.
2. The way I sneaked it in won't work for every venue/person but feel free to ask me and I will answer privately :)
3. The links to my concert photos of 1D and 5SOS are right above Louis' face on the left.