She thinks the performance was very unusual but interesting. This was seen as a very unusual occurrence. It is the most unusual of its type. Some of the pictures featured illustrations of characters with these unusual body parts. Boring has often been included in lists of places with unusual names. I had every intention of continuing to do some unusual material after that. The policy led to some unusual and comical incidents. Some songs on the album feature unusual or unorthodox time signatures. However, some computational problems are easier to analyze in terms of more unusual resources. Some scordatura make it easier to play in unusual keys. There have been many genes identified that result in unusual cat fur. Diborane is one of many compounds with such unusual bonding. The wing was the most unusual feature. Rzeznik is well known for his distinctive and unusual guitar tunings. Others were abandoned for more unusual reasons.