Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| No. in series | No. in season | Title | Directed by | Written by | Original air date | Production code |
| --- | --- | --- | --- | --- | --- | --- |
| 179.0 | 1.0 | "Bohemian Rhapsody" | David Trainer | Gregg Mettler | November2,2005 | 801.0 |
| 180.0 | 2.0 | "Somebody to Love" | David Trainer | Rob Deshotel | November2,2005 | 802.0 |
| 181.0 | 3.0 | "You're My Best Friend" | David Trainer | Chris Peterson & Bryan Moore | November9,2005 | 803.0 |
| 182.0 | 4.0 | "Misfire" | David Trainer | Kristin Newman | November16,2005 | 804.0 |
| 183.0 | 5.0 | "Stone Cold Crazy" | David Trainer | Dave Schiff | November30,2005 | 805.0 |
| 184.0 | 6.0 | "Long Away" | David Trainer | Philip Stark | December7,2005 | 806.0 |
| 185.0 | 7.0 | "Fun It" | David Trainer | David Spancer | December14,2005 | 807.0 |
| 186.0 | 8.0 | "Good Company" | David Trainer | Dean Batali | January12,2006 | 808.0 |
| 187.0 | 9.0 | "Who Needs You" | David Trainer | Sarah McLaughlin | January19,2006 | 809.0 |
| 188.0 | 10.0 | "Sweet Lady" | David Trainer | Alan Dybner | January26,2006 | 810.0 |
| 189.0 | 11.0 | "Good Old Fashioned Lover Boy" | David Trainer | Greg Schaffer & Steve Joe | February2,2006 | 811.0 |
| 190.0 | 12.0 | "Killer Queen" | David Trainer | Mark Hudis | February9,2006 | 812.0 |
| 191.0 | 13.0 | "Spread Your Wings" | David Trainer | Gregg Mettler | March16,2006 | 813.0 |
| 192.0 | 14.0 | "Son and Daughter" | David Trainer | Ken Blankstein | March23,2006 | 814.0 |
| 193.0 | 15.0 | "Keep Yourself Alive" | David Trainer | Gregg Mettler | April13,2006 | 815.0 |
| 194.0 | 16.0 | "My Fairy King" | David Trainer | Philip Stark | April27,2006 | 816.0 |
| 195.0 | 17.0 | "Crazy Little Thing Called Love" | David Trainer | Kristin Newman | April27,2006 | 817.0 |
| 196.0 | 18.0 | "We Will Rock You" | David Trainer | Chris Peterson & Bryan Moore | May4,2006 | 818.0 |
| 197.0 | 19.0 | "Sheer Heart Attack" | David Trainer | Steve Joe & Greg Schaffer | May4,2006 | 819.0 |
| 198.0 | 20.0 | "Leaving Home Ain't Easy" | David Trainer | Chris Peterson & Bryan Moore & Kristin Newman | May11,2006 | 820.0 |
| 199.0 | 21.0 | "Love of My Life" | David Trainer | Gregg Mettler | May18,2006 | 821.0 |
Question:
Who wrote "bohemian rhapsody"?
Answer:
Gregg Mettler