Answer:
by having the band invite Bud to eat with them.
Explanation:
Sharing a meal with someone is fairly private. You mostly invite only friends and family members to eat with you.
Quote:
"Bud" he said, "you look like you might be a little hungry, so I’ll tell you what we're going to do. We're all done rehearsing and were about to head over to the Sweet Pea. You're invited to come along . . ."