Other important West African languages are Yoruba, Igbo and Fula. It is the origin of peoples such as the Yoruba, Igbo and Ashanti people. There has been special focus on such regions as Hausa, Igbo, and Yoruba. Okereke was born to Roman Catholic Igbo Nigerian parents. The Efik, Igbo, and Yoruba languages are notable examples of this process. She sings in English, Igbo and Nigerian Pidgin. Their Nigerian heritage is of the Igbo tribe. The Jabari Tribe are portrayed speaking a dialect similar to Igbo dialect from Nigeria. Anozie was born in London, England, of Igbo Nigerian descent. Tinie was born in London, the son of Igbo parents from Nigeria. Another popular musical form among the Igbo is Highlife. The Portuguese were the first to make contact with the Igbo people. Lexical items conform to the vowel harmony intrinsic to Igbo phonological structures. Ogba are sometimes considered dialects of Igbo;. Some popular Igbo art styles include Uli designs.