Let the sing-off begin! @ptxofficial (at Marina Bay Sands Expo… mrkrn on August 14, 2014 Let the sing-off begin! @ptxofficial (at Marina Bay Sands Expo & Convention Hall) Category: tumblr Tag: tumblr feed Posted by mrkrn geek All Posts Website Post navigation Previous: Previous post: Turns Out Your Complex Passwords Aren’t That Much Safer | Enterprise | WIREDNext: Next post: Top 10 Mind-Blowing Side Trips From Tokyo You Must Visit Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website