Source : WordNet®

interestingly enough
     adv : curious (or funny or interesting or odd or strange) though
           it may seem; "curiously enough, he didn't recognize his
           old friend"; "interestingly enough, America is now
           dependent on Africa for a large part of its oil";
           "funnily enough, the ones I thought so ugly were the
           ones that sold out first"; "oddly enough, he hasn't
           mentioned it" [syn: {curiously enough}, {funnily enough},
            {oddly enough}, {strangely enough}]