First, read the English article below.

Consider what the guest of honor likes and use that as basis for a party theme. If you're throwing a party for a kid, the theme might be their favorite toy or story. For an older guest of honor, choose a theme based on the person's hobbies or interest. For example, if you are planning to surprise your girlfriend, throw a party based on her favorite movie. You could instruct the guests to dress as characters from the film. Keep in mind that you'll also need to plan food, decorations, and activities around the theme. So if you're throwing a luau-themed party, try to throw the party at the beach or set up tropical decorations. Serve tiki drinks and set out leis for the guests. You can host the party almost anywhere. The location should be large enough to accommodate all of the guests. So if you want a big surprise party, you might want to rent a community hall. But if you're throwing a surprise party with a dozen people, you could easily have it at a nice restaurant.  For example, you can have the party at the honoree's house, at your place, at a restaurant, at a park, or anywhere you think your guest of honor wouldn't expect. If you'll be renting a space, learn about what sound systems are available and ask about their policies on food and decor. While you can throw the surprise party on the honoree's birthday, you might surprise them even more if you throw it a day or two in advance. You'll need to choose a time and date that works for most of the guests and you'll need to ensure that the honoree is also available.  Consider asking the honoree if they want to get together to hang out at the time you're thinking of planning the party. If they tell you they have other plans, you'll need to reschedule the party. Avoid throwing the surprise party after the person's actual birthday or they might think you forgot their big day. People expect food and drinks at a party. If you're doing a surprise party for kids, you can serve standard birthday party treats (such as punch, cookies, and cupcakes). For an adult birthday... 

Now, please write a short abstract for it in Indonesian. Abstract:
Tentukan tema pesta. Pilih lokasi pesta. Pilih tanggal dan waktu pesta. Tentukan sajian yang akan diberikan. Buatlah daftar tamu. Undanglah tamu ke pesta.