Four acts - Samanta Tina, Markus Riva, MyRadiantU, and Marta Ritova made it to the cream of the crop and will compete at the semi-finals next week.
Markus Riva arguably stole the show on Valentine's Day with his optimistic I Can.
Perhaps viewers fell for his charms as the song's freshness contrasted with the nasty weather and chocolate-hearts-and-TV-dinners loneliness of the Latvian winter. Perhaps it was something else.
"Thank you, Latvia!" he said on Twitter.
Watch the full show of the Latvian #Eurovision song contest #Supernova.
The next show is on February 21, with the finals broadcast on February 28.
Top up your phones - the winner is chosen with a viewers' vote!