Custom Gigs Listings
This is a great example of a custom Gigs listing built on the GigaTools App. using JSON / XML feeds by German artist Chief Rokka http://www.chiefrokka.com/concerts/
And check out the new site for Compact Disco, a Hungarian electronic-rock band, with their kick ass custom Gigs listing http://compactdisco.hu/en
And take a look at the awesome custom Gigs listing built by the guys at http://organism.ca for Berlin based Clonk Bookings. Clonk handle the Bookings for electronica luminaries such as Richie Hawtin and his M_NUS label artists.