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![Marlon Gonzalez](https://secure.gravatar.com/avatar/23826214f0d5bfa6929c9c60e9ff94e8?s=96&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Marlon Gonzalez
2,048 PointsNot sure what I'm missing.
musical_groups = [
["Ad Rock", "MCA", "Mike D."],
["John Lennon", "Paul McCartney", "Ringo Starr", "George Harrison"],
["Salt", "Peppa", "Spinderella"],
["Rivers Cuomo", "Patrick Wilson", "Brian Bell", "Scott Shriner"],
["Chuck D.", "Flavor Flav", "Professor Griff", "Khari Winn", "DJ Lord"],
["Axl Rose", "Slash", "Duff McKagan", "Steven Adler"],
["Run", "DMC", "Jam Master Jay"],
]
for musical_group in musical_groups:
musical_group = ", ".join(musical_group)
if len(musical_group) == 3:
print(musical_group)
3 Answers
![Steven Parker](https://uploads.teamtreehouse.com/production/profile-photos/969492/micro_tool_chess_set_2.jpg)
Steven Parker
230,688 PointsYou're close, but you need to check the size of the individual group before you re-use the same variable to hold the joined string. Or you could use a different variable for the string.
![Marlon Gonzalez](https://secure.gravatar.com/avatar/23826214f0d5bfa6929c9c60e9ff94e8?s=96&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Marlon Gonzalez
2,048 PointsThank you I was able to solve it!
![Marlon Gonzalez](https://secure.gravatar.com/avatar/23826214f0d5bfa6929c9c60e9ff94e8?s=96&d=https%3A%2F%2Fecs-static.teamtreehouse.com%2Fassets%2Fcontent%2Fdefault_avatar-445fbbabfc8dc9188fb5967fe43322ee0c3e0dd1e10f378bf8343784af5a13eb.webp&r=pg)
Marlon Gonzalez
2,048 Pointsmusical_groups = [ ["Ad Rock", "MCA", "Mike D."], ["John Lennon", "Paul McCartney", "Ringo Starr", "George Harrison"], ["Salt", "Peppa", "Spinderella"], ["Rivers Cuomo", "Patrick Wilson", "Brian Bell", "Scott Shriner"], ["Chuck D.", "Flavor Flav", "Professor Griff", "Khari Winn", "DJ Lord"], ["Axl Rose", "Slash", "Duff McKagan", "Steven Adler"], ["Run", "DMC", "Jam Master Jay"], ] for musical_group in musical_groups: if len(artist) == 3: musical_group = ", ".join(musical_group) print(musical_group)
![Steven Parker](https://uploads.teamtreehouse.com/production/profile-photos/969492/micro_tool_chess_set_2.jpg)
Steven Parker
230,688 PointsWhen posting code, use Markdown formatting to preserve the code's appearance and retain special symbols (like the code shown in the original question).