jesse@jesse-ubuntu:~$ sudo apt-get install gimp
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  wamerican libjava3d-java ttf-sil-gentium libhsqldb-java
  libreoffice-report-builder-bin libvecmath-java ttf-sil-gentium-basic
  wwwconfig-common java3ds-fileloader libreoffice-base libreoffice
  openclipart-png libjava3d-jni libitext-java wbritish libreoffice-java-common
  libreoffice-filter-mobiledev javascript-common libjs-mootools
Use 'apt-get autoremove' to remove them.
Suggested packages:
  libgimp-perl gimp-gap gimp-console
The following packages will be upgraded:
  gimp
1 upgraded, 0 newly installed, 0 to remove and 7 not upgraded.
Need to get 0 B/4,379 kB of archives.
After this operation, 385 kB disk space will be freed.
(Reading database ... 408987 files and directories currently installed.)
Preparing to replace gimp 2.6.11-1ubuntu6.2 (using .../gimp_2.7.3-2011052002~nn_amd64.deb) ...
Unpacking replacement gimp ...
dpkg: error processing /var/cache/apt/archives/gimp_2.7.3-2011052002~nn_amd64.deb (--unpack):
 trying to overwrite '/usr/lib/gimp/2.0/plug-ins/file-xmc', which is also in package gimp-plugin-registry 3.5.1-1
dpkg-deb: error: subprocess paste was killed by signal (Broken pipe)
Processing triggers for menu ...
Errors were encountered while processing:
 /var/cache/apt/archives/gimp_2.7.3-2011052002~nn_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
jesse@jesse-ubuntu:~$