Spontaneous Osteonecrosis of the Knee - SONK. Definition. 1  A condition of unknown aetiology characterized by the development of an area of osteonecrosis on the weight-bearing surface of the medial femoral condyle.  First described by Ahlback in 1968.
Funky Chicken may refer to:  1 Do the Funky Chicken, a 1969 song by Rufus Thomas. 2  The Chicken (dance), a 1960s-era American rhythm and blues dance.  Chicken Dance, an oom-pah song.
One famous song of the 1950s was 'At the Hop' by Danny and the Jr's. A main part in the lyrics goes like: You... can roll it, You can Slop it, and can stroll it at the hop, When the record starts spinnin' You Chalypso when you Chicken at the hop, Do the dance sensation that's sweeping the Nation ...