"Heartbeat" was initially released as the first promo single form Euphoria on 8 June 2010 prior to the release of the album. It later received the full single treatment in September 2010 for international markets only. It never received the full single treatment in the US, which is why it failed to enter the Billboard Hot 100. The music video for the track premiered on 9 September 2010. The single reached #4 in Denmark and France, #5 in Australia, #8 in the UK, #9 in New Zealand, and #20 in the Netherlands.
"No me digas que no" was initially released as the second promo single from "Euphoria" on 22 June 2010 prior to the release of the album. It later received the full single treatment in October 2010. It hit radio stations on 19 October 2010. Iglesias performed the song at 2010 Latin Grammy Awards. The music video premiered on 18 November 2010. The song reached #1 on the U.S. Billboard Hot Latin Songs chart, becoming his 22nd #1 single on the chart. 2b1af7f3a8