Quinquecentennial gathering

 Where? M's

Attendants: M, R, G, A, P, L, and D

Potluck:

Chili, fritos, cornbread, roasted asparagus, za'atar-dusted kalamata hummus on daikon radish, and cookies 

499th gathering. Cookout

 Where? L's

Attendants: L, R, G, V, K, L, and D

Menu:

Grilled impossible burgers, portobello mushrooms, sausages, green and yellow peppers, zucchini, onion, in addition to cantaloupe and hummus on daikon radish