MKOLSEN031808_01.jpgMary-Kate Olsen MKOLSEN031808_03.jpg Our photographers caught Mary-Kate Olsen out on a date at the Brentwood Country Mart with this mysterious man yesterday. The usually-shy starlet seemed only too happy to be seen by her beau's side - even though his injured foot meant she'd have to slow her roll!

What do we think of these two - do they make a cute couple? Or should Mary-Kate give him the boot?