Stop it. You're not. . . ? Isn't this someone? . . . .
I'll think about it and say his name. . .
Don't say worship and awe like many fans, they are tired of listening.
If you want to invite him to take a photo, just tell him:
I don't usually take photos with others, for fear that people who take photos with me will feel inferior. I guess I was the one who felt inferior when I took a photo with you. Why don't we try?