Fortunately for you tegantate.com is for sale.
This is a high brandable domain, and according to our researches the keyword tegan tate. In 1 month (05-2015), had a search volume of an average of 18100 searches per month.
DomainIndex has appraised this domain on 4070$ USD.
All domain names have been set up to 500EUR + escrow.com fees.