Song: "Who Do You Think You're Foolin'"
Artist: Donna Summer
Peak position on the Cashbox Singles chart: #38
Number of weeks on the Cashbox Singles chart: 12
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| February 21, 1981 | 84 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| February 28, 1981 | 73 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| March 7, 1981 | 63 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| March 14, 1981 | 51 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| March 21, 1981 | 45 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| March 28, 1981 | 40 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| April 4, 1981 | 38 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| April 11, 1981 | 50 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| April 18, 1981 | 55 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| April 25, 1981 | 66 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| May 2, 1981 | 86 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
| May 9, 1981 | 97 | Who Do You Think You're Foolin' | Donna Summer | Geffen 49664 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.