Table Mountain Aerial Cableway - May Competition

Cape Town's Table Mountain Aerial Cableway is currently running a great competiton. Answer the question below correctly and you can win Cableway (return) tickets for 2 adult & 2 children (valid for 3 month from 31 May 2011) valued R540! (via their facebook page)

QUESTION:
What is the name of the promotion that offers 2 kids free on every adult return ticket purchased - valid over weekends, public holidays and June/September school holidays?

ENTRIES:
To be submitted to competitions[@]tablemountain.net with "FB-May 2011" in the subject line, by no later than 31 May 2011.

Good luck! :-)