Ylvis is a Norwegian comedy duo that creates music with clever lyrics and catchy melodies. Their humor and satire often combine with their choice of instrumentation, delivered with masterful harmonization. If you want to learn how to sing like them, you can take the following advice:

1. Firstly, study Ylvis's music catalog. Listen to their hits such as “Someone Like Me,” “Stonehenge,” and their viral sensation “The Fox (What Does The Fox Say?),” which showcases their eccentric and playful nature.
2. Once you've become familiar with their style, focus on your voice range. Utilize Singing Carrots' vocal range test to identify your voice type. Also, take the pitch accuracy test to enhance your singing accuracy.
3. Then, focus on mastering your breathing technique. Watch Singing Carrots' breathing tutorials and practice exercises geared towards achieving effective breath support. Try out the Farinelli breathing exercise.
4. Another fundamental aspect is vocal registers. Consider learning the chest, mixed, and head voice registers. Practice their vocal characteristics and follow Singing Carrots’ voice registers tutorials on how to breathe and develop these distinct styles.
5. While practicing Ylvis's music, focus on their creative phrasing, rhythmic aspects, and intonation. Use Singing Carrots' pitch monitor tool to track your pitch accuracy and pitch training exercises to enhance your vocal agility and accuracy.
6. Ylvis's music style consists of humor and satire, so take some time to practice articulation and techniques for conveying emotions while singing. Take cue from Singing Carrots' tutorials on articulation and contemporary vocal techniques like heavy modal, twang, and belting.
7. Finally, remember to hydrate and take care of your voice. Work on your posture while singing and avoid straining your voice by practicing warm-up exercises before practicing or performing. Check out Singing Carrots' vocal health articles to learn more about this topic.

In conclusion, Ylvis's humorous and satirical style can be challenging to imitate, but with these tips and Singing Carrots' resources on voice range, pitch accuracy, breathing, articulation, and vocal health, you are on track to mastering their unique vocal technique.