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 | Title | Directed by | Written by | Original air date | Production code |
| --- | --- | --- | --- | --- | --- |
| 1 | "The Switching Hour" | Jim Duffy | Marcy Gray Rubin & David Adam Silverman | October29,1994 | 101 |
| 2b | "Snorched If You Do, Snorched If You Don't" | Jim Duffy | Lawrence H. Levy | November5,1994 | 102b |
| 3a | "Curse of the Krumm" | Andrei Svislotski | Bruce Kalish | November12,1994 | 103a |
| 3b | "Krumm Goes Hollywood" | Jim Duffy | David Litt | November12,1994 | 103b |
| 4a | "Monstrous Make-Over" | Igor Kovalyov | David Litt | November19,1994 | 104a |
| 4b | "A Wing and a Scare" | Jim Duffy | Peter Gaffney | November19,1994 | 104b |
| 5a | "Krumm's Pimple" | Andrei Svislotski | Michael Price & Cydne Clark & Steve Granat | November26,1994 | 105a |
| 5b | "Monster Hunter" | Jim Duffy | Susan Meyers | November26,1994 | 105b |
| 6a | "Monsters Don't Dance" | Igor Kovalyov | Eric Mintz | December3,1994 | 106a |
| 6b | "Gone Shopp'n" | Jim Duffy | David Litt | December3,1994 | 106b |
| 7a | "Old Monster" | Andrei Svislotski | Marcy Gray Rubin & David Adam Silverman | December10,1994 | 107a |
| 7b | "Mother, May I" | Jim Duffy | Michael Price | December10,1994 | 107b |
| 8a | "Don't Just Do It" | Jim Duffy | David Litt | December17,1994 | 108a |
| 8b | "Joined at the Hip" | Igor Kovalyov | Michael Karnow & Lance Khazei | December17,1994 | 108b |
| 9a | "Smile and Say Oblina" | Andrei Svislotski | Gary Clasberg | December24,1994 | 109a |
| 9b | "The Great Wave" | Jim Duffy | Scott Kregor & David Pavoni | December24,1994 | 109b |
| 10a | "Cold Hard Toenails" | Jim Duffy | Peter Gaffney | December31,1994 | 110a |
| 10b | "Attack of the Blobs" | Igor Kovalyov | Lawrence H. Levy | December31,1994 | 110b |
| 11a | "Chip Off the Old Beast" | Andrei Svislotski | Richard Marcus | January7,1995 | 111a |
| 11b | "The War's Over" | Jim Duffy | William Schifrin | January7,1995 | 111b |
| 13a | "Simon Strikes Back" | Jim Duffy | Susan Myers | January21,1995 | 113a |
Question:
What is the episode number for "Old Monster"?
Answer:
7a