72 ways.
1: In the arena, Say "**** YOU CAPITOL!" and flip them off
2: In the arena, say "I QUIT!" and kill yourself in whatever way tickles your fancy
3: Eat nightlock
4: Be a wise aleck
5: While Finnick is asleep, roll him in glitter and throw him to ravenous Twi-hards
6: Skip around the arena while singing "The Government Totally Sucks"
7: Find the Careers and then start singing "I will survive"
8: Come within fifty feet of a Career
9: Stand still in the initial bloodbath whilst looking around wondering what you should be doing
10: Insult Prim viciously when Katniss is around
11: Whisper menacingly to Katniss "I have your sister"
12: Offend Peeta's delicate baker sensibilities
13: Suggest that Haymitch go to rehab
14: Empty Haymitch's bottles of liquor and fill them with water, grape juice and apple juice (depending on what color the liquor was), and claim that its part of his rehab.
15: Go up to a Career in a fangirl fashion and say "OMG! YOU'RE MY FAVORITE! Can I get your autograph? Oh! Oh! Will you take a picture with me?"
16: Tag along with Katniss and Gale when they go hunting and sing "Always look on the bright side of life"
17: Step off the platform too early in the arena
18: In the initial bloodbath, beg and plead for your life with "Please! I have three kids!" or "I'm too young to die!" or whatever suits your fancy
19: Every time Finnick walks in a room, start singing "I'm too sexy for my shirt"
20: Ask Coin what shampoo she uses
21: Ask Coin for hair-care tips
22: Set up President Snow for a blind date with the White Witch from Narnia
23: Ask President Snow where he gets his lip-plumper
24: Burn Cinna's designs and say they suck
25: While Gale is hunting, say that its "un-ethical" and that you are a PETA officer, then offer him a vegan starter kit
26: Explain what vegan is when he asks, then try to hold back the laughter by witnessing the priceless look of horror on his face
27: Laugh when he then goes to kill Peeta for sending a PETA officer
28: While working in the mines of District 12, sing "Workin' in a coal mine"
29: As you are coming home from working in said coal mine, sing "Heigh ho" complete with the wistling (better if you are singing completely off-key)
30: Somehow manage to rally all of the tributes of the Hunger Games and sing "We're not gonna take it"
31: Rick roll Katniss from Peeta's email
32: Rick Roll Gale from Peeta's email
33: Rick Roll Peeta from Gale's email
34: Rick roll Peeta, Katniss and Gale from Finnick's email
35: When Peeta starts crying for Katniss, tell him to suck it up and "be a man!"
36: Post flyers in the Capitol that say "District 13 is alive!"
37: Bite Peeta, then say "Yuck! You don't taste like bread at all!"
38: Ask why Peeta's parents named him after bread
39: Make fun of Peeta being named after bread
40: Lock Katniss in a room full of cats and say "Have fun Catnip!"
41: Ask what a Katniss is
42: Always announce Katniss as "Katniss Evergreen"
43: Bite Katniss and say she doesn't taste like tubers
44: Point out that tuber is a funny word
45: Stalk Gale and whenever you see Katniss walking with Peeta start singing "I see you drivin' 'round town with the girl I love and I'm like, **** you!!...." (and rally Finnick and Effie to be the backup singers)
46: Call Effie an airhead
47: Call Effie incompetent and then laugh when she takes it as a compliment
48: Bind your hands behind your back and shove your face into your food while eating dinner with Effie.
49: Introduce Gale to My Little Pony; Friendship is magic. And then act offended when he doesn't like Fluttershy
50: Surprise glomp Gale
51: Surprise glomp Peeta
52: Surprise glomp Katniss
53: Supprise glomp Haymitch
54: Spill mud on Effie
55: Tell Gale that Katniss would love him if he only would become a Brony
56: Watch a horror movie marathon with Effie
57: Hug a Career
58: Hug President Snow
59: Hug Coin
60: Call Coin "Auntie Alma"
61: Yell at Gale for not being a "Sweet, sensitive, caring baker boy like Peeta-dear"
62: (if you're a boy) volunteer for Katniss in the Hunger Games (if you're a girl) Volunteer for Peeta, stating that "They're too sexy to die"
63: Put "Someone like you" on loop in Gale's room, then hide it so he can't turn it off
64: Give Katniss a bouquet of rue and primroses for her birthday
65: Replace all of Katniss' clothing with really raunchy clothing
66: Give Gale a large basket of katniss roots for his birthday
67: Tell Gale that Katniss is too good for him
68: Tell Peeta Katniss is too good for him
69: Tell Katniss that she's better off cold and alone rather then bothering with Gale and Peeta (she's too good for them)
70: Put Gale and Peeta in Twilight so that they have to deal with Bella, and put Edward and Jacob in The Hunger Games so that Katniss has to deal with them
71: Melt Katniss' mockingjay pin
72: Confiscate all of Gale's hunting equipment