Celebrities such famous entertainers and athletes are more accessible for young people than older people.
Promoters and publicists work to give the impression that their celebrity clients are accessible. Age does not limit the appeal, per se.
1. (of a place) able to be reached or entered.
"the town is accessible by bus"
synonyms: reachable, attainable, approachable;
2. (of a person, typically one in a position of authority or importance) friendly and easy to talk to; approachable.
"he is more accessible than most tycoons"
synonyms: approachable, friendly, agreeable, obliging, congenial, affable, cordial, welcoming, easygoing, pleasant
"Professor Cooper is very accessible"
If the opinions of celebrities are more important to younger people than they are to older people, you might say that celebrities are more influential with younger people than older people. Of course, you'd also have to defend your position with a supporting argument.
1. having great influence on someone or something.
"her work is influential in feminist psychology"
synonyms: powerful, dominant, controlling, strong, authoritative, persuasive;
noun: influential; plural noun: influentials
1. an influential person.