OK! (Volume 13 Issue #21 - May 22, 2017)
| Periodical Title | OK! |
| Publisher | Odyssey Magazine Publishing Group Inc. |
| Copyright Holder | Odyssey Magazine Publishing Group Inc. |
| About/Subject | Britney Spears, Sam Asghari, Chris Hemsworth, Elsa Pataky, Madonna, Kendall Jenner, Rihanna, Kristen Stewart, Stella Maxwell |
| Format | e-Zine |
| Language | English |
| Location | USA |
| Cover Date | 2017-05-22 |
| Copyright | 2017 |
| Pages / Font | 82 pages |
| Volume Number | 13 |
| Issue Number | 21 |
| Barcode | 0 71435 64741 2 |
| EAN 2 | 21 |
| ISSN | 1556-8172 |
| Price | $5.99 US |
| Price | $6.99 CAN |
Added by sharpmath