Viral Internet singer Harry Daniels is all for Clavicular getting with his friend, Woah Vicky ... and gives us his NSFW explanation for how the duo could make it work! We ran into Harry at Sunset Tower this week ... and he tells TMZ it was definitely "interesting to see" Clavicular hit it off with Vicky over a week ago when he showed up to Clav's pad to sing for him ... and brought Vicky as a surprise. Sparks flew so much, Vicky and Clav went on to participate in a live stream speed date ...