You may Ke$h the groom

Ke$ha, it turns out, is an ordained minster and has already carried out two weddings:

The pop star officiated the wedding of her hairstylist, Vittorio Masecchia, and his husband, Felipe Noqueira – the second time she's done so for a friend.

Now, surely this is a potentially much more lucrative sideline than merely playing rich people's weddings. How much could you make, Elton John, if you married them?