My boyfriend likes my bestfriend:'(!?

sooo here are some things he does? .. we was all playing a rating game that game were you like and ill rate you out of 10 and this boy asked my boyfriend what would u rate danielle (my best mate) and he said 10..then he asked my boyfirend what would u rate karla (me,his girlfriend) and he said 9.. :O everyone was really shocked and kept saying oh my god! then he sed oh im only joking when he werent!.. then i was holding his hand and my bestmate said oh i feel really lonely:( + then he said come on danielle hold my hand so he was holding her hand aswell and i got really annoyed:(!..sometimes he says loveyou to her and not me:/.. they was really or fer close before i got with him were all close as mates but i dont do tht to other boys:/.. ive already asked him does he like her and this causes really big arguments and ive already asked my bestmate about it and im not bringing it up again or else that wil cause alot of arguments too.. what should i do :'( does he like her? answers quick pleae xxxxxx