Table:
0
A
B
C
D
E
1
Season #
Series #
Episode title
Original air date
Nick prod. #
2
1
156
Mario
April30,2005
1001
3
2
157
Fantasia Barrino
May7,2005
1002
4
3
158
Jesse McCartney
May14,2005
1003
5
4
159
JoJo
May28,2005
1009
6
5
160
Tyler Hilton
June4,2005
1004
7
6
161
Drake Bell
June11,2005
1010
8
7
162
Bow Wow
unaired
1011
9
8
163
Avril Lavigne
June18,2005
1014
10
9
164
Lil Romeo / B2K
September10,2005
1013
11
10
165
Ashlee Simpson
September17,2005
1015
12
11
166
Frankie J
September24,2005
1016
13
12
167
Morgan Smith
October1,2005
1005
14
13
168
Brooke Valentine
October8,2005
1006
15
14
169
American Hi-Fi
October15,2005
1007
16
15
170
Brie Larson
unaired
1012

Questions and formulas:
Question: How many season # where episode title is Avril Lavigne ? 
Formula: SUMIFS(A1,C1,"Avril Lavigne")
Formula2: SUMIFS(A2:A16,C2:C16,"Avril Lavigne")
Level: easy