Viktor Hovland had a truly crappy shot at the Open Championship on Thursday ... when a bird decided to drop a deuce all over the golf star right as he was about to swing!!
The gross moment went down on the 15th hole of the major tournament at St. Andrews --Hovland was lined up for his second shot ... when a savage bird flew by and handled its business right on top of his arm.
"What was that??" Hovland's caddy asked ... to which the fifth-ranked player in the world responded, "I just got s*** on.