breaking wedding traditions

You're literally paying for your wedding reception by the minute. Did you mean to waste 15 minutes of reception dance time later so your friends could do silly dances as they entered the party (for the second time)?
Changing times have called for a more equal divide in proposals, and according to a recent survey, more couples are agreeing to split the cost of engagement rings. So are 'traditional' engagements going by the wayside? And would you split the cost?