Celebrity music star Lil Nas X has pleaded not guilty after he was charged with battery and resisting arrest in Los Angeles ...

He was taken into custody last week after being spotted walking down the streets in his underwear and cowboy boots.

After Lil Nas X's arrest and court appearance, his father, Robert Stafford, spoke to NBC News and TMZ outside the courthouse ...

His father, Robert Stafford, told reporters outside the courthouse that the singer was 'very remorseful for what happened'.

Rapper Lil Nas X was charged Monday with four felonies after allegedly charging at police who went to pick him up during a naked stroll through Los Angeles last week.