Dance Song Mashup

I need a skilled music producer to create a mashup of pop and hip-hop songs for a dance competition. I have a specific list of songs to be used.

Requirements:
- Combine the specified songs into a cohesive mashup.
- Primarily smooth and seamless transitions, with some sharp or distinct changes.

Ideal Skills and Experience:
- Expertise in music production and song mashups.
- Proficiency in pop and hip-hop genres.
- Strong understanding of transitions and flow in dance music.

Please provide samples of previous work.