Josh Groban, Gary Sinise Photo

From: Photo Flash: First Look at Josh Groban on CSI: NY

On this week's episode of CSI: NY, titled 'Blood Actually,' on Valentine's Day, Mac and the team tackle three twisted tales of love gone wrong, on CSI: NY, Friday, Feb. 15 (9:00-10:00 PM, ET/PT) on the CBS Television Network. Internationally renowned multi-platinum recording artist Josh Groban guest stars as himself, performing one of his own songs, 'Happy in My Heartache,' from his new album All That Echoes.