Trey Songz slapped with unpaid tax bill

R&B star Trey Songz has been hit with a lien from US. Authorities for allegedly failing to pay taxes.
The 30-year-old "Bottoms Up" singer was handed the bill from America's Internal Revenue Service (IRS) in Miami, Florida in September informing him he owed USD 749,000 in unpaid taxes, reported TMZ.
The sum allegedly relates to his income from 2013.