The Geeky Linux :: Ubuntu/Linux blog :: Open source Tips and Tricks :: Linux Howtos and Tutorials

There is no Mozilla Thunderbird package in CrunchBang Linux. So if you try

sudo apt-get install thunderbird

it won't work. The Thunderbird is rebranded to Icedove in Debian. As CrunchBang is using Debian as upstream, it is Icedove in CrunchBang Linux also.