HELP Im nervous to kiss my boyfriend!!?

SO my new bf garrett really wants 2 kiss mw but im sooo nervous, we've been going out since monday i think and he is soooo sweet and different from my past bfs like he holds my hand when where walking and texts me all the time . i love it but yesterday he wanted 2 kiss me twice! but i sed later. i really want 2 kiss him but im really nervous and 2morrow me him and 3 other friends are going 2 the mall and today he asked me if i was going 2 kiss him but i said maybe , so i need some advice on how to not be nervous and just kiss the dude!