For those that like music, food and charity, there will be a charity fest (Arraial) at Jardim de Oeiras tomorrow (May 21st 2022), starting at 18h30m.
Free entry. Cheap food (caldo verde for 2€, roasted chouriço for 3€, bifana (pork sandwich) for 3€, grilled sardines with bread (1,20€), small dish of snails (4€) or chips (0,50€). To drink you have sangria (1,20€/glass or 8€/jug) and beer (1€).
There's music and karaoke.
All the profits go to the local Girl Scouts group.