Big biceps are often one of the reasons people get into bodybuilding or weight training in general. Only pack abs’ receive more coverage in the various men’s health and fitness magazines, so it’s no wonder it tends to be what newcomers are.
Great article on best weight training exercises for chest mass. Some of the moves here are also great for triceps muscle gain. Barbell and dumbbell exercises included - and for beginner, intermediate and advanced weightlifters.