Would one of these works well?

http://cgi.ebay.com.au/Macro-O-Flash...#ht_2100wt_907

Or should I go for the LED one?

http://cgi.ebay.com.au/Macro-Ring-LE...#ht_3856wt_868

Ideally I would like to get a MR-14EX TTL OR even better, MT-24EX TTL... but missus already said "IF YOU DARE...."